<?xml version="1.0" encoding="utf-8"?>
<!--Generated by DFIN XBRL Instance Document - http://www.dfinsolutions.com/ - Version R3.0 - on 21-May-2021 [02:05:45] {AM}-->
<linkbase xmlns="http://www.xbrl.org/2003/linkbase" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" xmlns:xbrldt="http://xbrl.org/2005/xbrldt">
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#CoverPage" roleURI="http://bigrockpartners.com/role/CoverPage" />
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#CondensedConsolidatedStatementsOfOperations" roleURI="http://bigrockpartners.com/role/CondensedConsolidatedStatementsOfOperations" />
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#CondensedConsolidatedStatementsOfChangesInStockholdersEquity" roleURI="http://bigrockpartners.com/role/CondensedConsolidatedStatementsOfChangesInStockholdersEquity" />
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#DescriptionOfOrganizationAndBusinessOperationsDetailsNarrative" roleURI="http://bigrockpartners.com/role/DescriptionOfOrganizationAndBusinessOperationsDetailsNarrative" />
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#SummaryOfSignificantAccountingPoliciesDetailsNarrative" roleURI="http://bigrockpartners.com/role/SummaryOfSignificantAccountingPoliciesDetailsNarrative" />
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#InitialPublicOfferingDetailsNarrative" roleURI="http://bigrockpartners.com/role/InitialPublicOfferingDetailsNarrative" />
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#PrivatePlacementDetailsNarrative" roleURI="http://bigrockpartners.com/role/PrivatePlacementDetailsNarrative" />
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#RelatedPartyTransactionsDetailsNarrative" roleURI="http://bigrockpartners.com/role/RelatedPartyTransactionsDetailsNarrative" />
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#ExtensionFundingAgreementAndPromissoryNotesDetailsNarrative" roleURI="http://bigrockpartners.com/role/ExtensionFundingAgreementAndPromissoryNotesDetailsNarrative" />
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#CommitmentsAndContingenciesDetailsNarrative" roleURI="http://bigrockpartners.com/role/CommitmentsAndContingenciesDetailsNarrative" />
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#StockholdersEquityDetailsNarrative" roleURI="http://bigrockpartners.com/role/StockholdersEquityDetailsNarrative" />
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#FairValueMeasurementsDetails" roleURI="http://bigrockpartners.com/role/FairValueMeasurementsDetails" />
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#DescriptionOfOrganizationAndBusinessOperations" roleURI="http://bigrockpartners.com/role/DescriptionOfOrganizationAndBusinessOperations" />
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#SummaryOfSignificantAccountingPolicies" roleURI="http://bigrockpartners.com/role/SummaryOfSignificantAccountingPolicies" />
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#InitialPublicOffering" roleURI="http://bigrockpartners.com/role/InitialPublicOffering" />
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#PrivatePlacement" roleURI="http://bigrockpartners.com/role/PrivatePlacement" />
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#RelatedPartyTransactions" roleURI="http://bigrockpartners.com/role/RelatedPartyTransactions" />
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#ExtensionFundingAgreementAndPromissoryNotes" roleURI="http://bigrockpartners.com/role/ExtensionFundingAgreementAndPromissoryNotes" />
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#CommitmentsAndContingencies" roleURI="http://bigrockpartners.com/role/CommitmentsAndContingencies" />
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#StockholdersEquity" roleURI="http://bigrockpartners.com/role/StockholdersEquity" />
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#WarrantLiability" roleURI="http://bigrockpartners.com/role/WarrantLiability" />
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#FairValueMeasurements" roleURI="http://bigrockpartners.com/role/FairValueMeasurements" />
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#SubsequentEvents" roleURI="http://bigrockpartners.com/role/SubsequentEvents" />
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#SummaryOfSignificantAccountingPoliciesPolicies" roleURI="http://bigrockpartners.com/role/SummaryOfSignificantAccountingPoliciesPolicies" />
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#FairValueMeasurementsTables" roleURI="http://bigrockpartners.com/role/FairValueMeasurementsTables" />
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#FairValueMeasurementsDetails2" roleURI="http://bigrockpartners.com/role/FairValueMeasurementsDetails2" />
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#FairValueMeasurementsDetails1" roleURI="http://bigrockpartners.com/role/FairValueMeasurementsDetails1" />
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#CondensedConsolidatedStatementsOfCashFlows" roleURI="http://bigrockpartners.com/role/CondensedConsolidatedStatementsOfCashFlows" />
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#CondensedConsolidatedBalanceSheetsParenthetical" roleURI="http://bigrockpartners.com/role/CondensedConsolidatedBalanceSheetsParenthetical" />
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#CondensedConsolidatedBalanceSheets" roleURI="http://bigrockpartners.com/role/CondensedConsolidatedBalanceSheets" />
<roleRef xlink:type="simple" xlink:href="brpa-20210331.xsd#WarrantLiabilityDetailsNarrative" roleURI="http://bigrockpartners.com/role/WarrantLiabilityDetailsNarrative" />
<arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/all" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all" />
<arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default" />
<arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain" />
<arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member" />
<arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension" />
<arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/notAll" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#notAll" />
<definitionLink xlink:type="extended" xlink:role="http://bigrockpartners.com/role/CoverPage">
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentInformationLineItems" xlink:label="loc_dei_DocumentInformationLineItems_957458" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentType" xlink:label="loc_dei_DocumentType_953789" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_957458" xlink:to="loc_dei_DocumentType_953789" use="optional" order="1" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_AmendmentFlag" xlink:label="loc_dei_AmendmentFlag_953793" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_957458" xlink:to="loc_dei_AmendmentFlag_953793" use="optional" order="2" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentPeriodEndDate" xlink:label="loc_dei_DocumentPeriodEndDate_953794" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_957458" xlink:to="loc_dei_DocumentPeriodEndDate_953794" use="optional" order="3" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentFiscalYearFocus" xlink:label="loc_dei_DocumentFiscalYearFocus_953795" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_957458" xlink:to="loc_dei_DocumentFiscalYearFocus_953795" use="optional" order="4" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentFiscalPeriodFocus" xlink:label="loc_dei_DocumentFiscalPeriodFocus_953796" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_957458" xlink:to="loc_dei_DocumentFiscalPeriodFocus_953796" use="optional" order="5" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityInteractiveDataCurrent" xlink:label="loc_dei_EntityInteractiveDataCurrent_953799" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_957458" xlink:to="loc_dei_EntityInteractiveDataCurrent_953799" use="optional" order="6" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityRegistrantName" xlink:label="loc_dei_EntityRegistrantName_953801" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_957458" xlink:to="loc_dei_EntityRegistrantName_953801" use="optional" order="7" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityCentralIndexKey" xlink:label="loc_dei_EntityCentralIndexKey_953802" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_957458" xlink:to="loc_dei_EntityCentralIndexKey_953802" use="optional" order="8" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityFileNumber" xlink:label="loc_dei_EntityFileNumber_953805" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_957458" xlink:to="loc_dei_EntityFileNumber_953805" use="optional" order="9" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityCurrentReportingStatus" xlink:label="loc_dei_EntityCurrentReportingStatus_953809" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_957458" xlink:to="loc_dei_EntityCurrentReportingStatus_953809" use="optional" order="10" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityShellCompany" xlink:label="loc_dei_EntityShellCompany_953811" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_957458" xlink:to="loc_dei_EntityShellCompany_953811" use="optional" order="11" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityFilerCategory" xlink:label="loc_dei_EntityFilerCategory_953812" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_957458" xlink:to="loc_dei_EntityFilerCategory_953812" use="optional" order="12" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntitySmallBusiness" xlink:label="loc_dei_EntitySmallBusiness_953814" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_957458" xlink:to="loc_dei_EntitySmallBusiness_953814" use="optional" order="13" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityEmergingGrowthCompany" xlink:label="loc_dei_EntityEmergingGrowthCompany_953815" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_957458" xlink:to="loc_dei_EntityEmergingGrowthCompany_953815" use="optional" order="14" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityExTransitionPeriod" xlink:label="loc_dei_EntityExTransitionPeriod_953818" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_957458" xlink:to="loc_dei_EntityExTransitionPeriod_953818" use="optional" order="15" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityCommonStockSharesOutstanding" xlink:label="loc_dei_EntityCommonStockSharesOutstanding_953820" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_957458" xlink:to="loc_dei_EntityCommonStockSharesOutstanding_953820" use="optional" order="16" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_CurrentFiscalYearEndDate" xlink:label="loc_dei_CurrentFiscalYearEndDate_953860" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_957458" xlink:to="loc_dei_CurrentFiscalYearEndDate_953860" use="optional" order="17" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityIncorporationStateCountryCode" xlink:label="loc_dei_EntityIncorporationStateCountryCode_953861" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_957458" xlink:to="loc_dei_EntityIncorporationStateCountryCode_953861" use="optional" order="18" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityAddressStateOrProvince" xlink:label="loc_dei_EntityAddressStateOrProvince_957059" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_957458" xlink:to="loc_dei_EntityAddressStateOrProvince_957059" use="optional" order="19" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentQuarterlyReport" xlink:label="loc_dei_DocumentQuarterlyReport_957411" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_957458" xlink:to="loc_dei_DocumentQuarterlyReport_957411" use="optional" order="20" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentTransitionReport" xlink:label="loc_dei_DocumentTransitionReport_957412" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_957458" xlink:to="loc_dei_DocumentTransitionReport_957412" use="optional" order="21" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_Security12bTitle" xlink:label="loc_dei_Security12bTitle_957413" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_957458" xlink:to="loc_dei_Security12bTitle_957413" use="optional" order="22" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_TradingSymbol" xlink:label="loc_dei_TradingSymbol_957414" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_957458" xlink:to="loc_dei_TradingSymbol_957414" use="optional" order="23" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_SecurityExchangeName" xlink:label="loc_dei_SecurityExchangeName_957415" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_957458" xlink:to="loc_dei_SecurityExchangeName_957415" use="optional" order="24" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentInformationTable" xlink:label="loc_dei_DocumentInformationTable_957436" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_dei_DocumentInformationLineItems_957458" xlink:to="loc_dei_DocumentInformationTable_957436" xbrldt:contextElement="segment" xbrldt:closed="true" use="optional" order="25" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementClassOfStockAxis" xlink:label="loc_us-gaap_StatementClassOfStockAxis_957441" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_dei_DocumentInformationTable_957436" xlink:to="loc_us-gaap_StatementClassOfStockAxis_957441" use="optional" order="26" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfStockDomain" xlink:label="loc_us-gaap_ClassOfStockDomain_957443" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_957441" xlink:to="loc_us-gaap_ClassOfStockDomain_957443" use="optional" order="27" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfStockDomain" xlink:label="loc_us-gaap_ClassOfStockDomain_957443_default" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_957441" xlink:to="loc_us-gaap_ClassOfStockDomain_957443_default" use="optional" order="28" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CapitalUnitsMember" xlink:label="loc_us-gaap_CapitalUnitsMember_957445" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_957443" xlink:to="loc_us-gaap_CapitalUnitsMember_957445" use="optional" order="29" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockMember" xlink:label="loc_us-gaap_CommonStockMember_957446" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_957443" xlink:to="loc_us-gaap_CommonStockMember_957446" use="optional" order="30" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WarrantMember" xlink:label="loc_us-gaap_WarrantMember_957447" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_957443" xlink:to="loc_us-gaap_WarrantMember_957447" use="optional" order="31" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RightsMember" xlink:label="loc_us-gaap_RightsMember_957466" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_957443" xlink:to="loc_us-gaap_RightsMember_957466" use="optional" order="32" />
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://bigrockpartners.com/role/CondensedConsolidatedStatementsOfOperations">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_44" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_41" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_44" xlink:to="loc_us-gaap_StatementTable_41" xbrldt:contextElement="segment" xbrldt:closed="true" use="optional" order="1" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementClassOfStockAxis" xlink:label="loc_us-gaap_StatementClassOfStockAxis_42" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_41" xlink:to="loc_us-gaap_StatementClassOfStockAxis_42" use="optional" order="2" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfStockDomain" xlink:label="loc_us-gaap_ClassOfStockDomain_43" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_42" xlink:to="loc_us-gaap_ClassOfStockDomain_43" use="optional" order="3" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfStockDomain" xlink:label="loc_us-gaap_ClassOfStockDomain_43_default" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_42" xlink:to="loc_us-gaap_ClassOfStockDomain_43_default" use="optional" order="4" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingExpenses" xlink:label="loc_us-gaap_OperatingExpenses_48" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_44" xlink:to="loc_us-gaap_OperatingExpenses_48" use="optional" order="5" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_us-gaap_OperatingIncomeLoss_49" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_44" xlink:to="loc_us-gaap_OperatingIncomeLoss_49" use="optional" order="6" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherIncomeAndExpensesAbstract" xlink:label="loc_us-gaap_OtherIncomeAndExpensesAbstract_45" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_44" xlink:to="loc_us-gaap_OtherIncomeAndExpensesAbstract_45" use="optional" order="7" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestIncomeExpenseNet" xlink:label="loc_us-gaap_InterestIncomeExpenseNet_51" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherIncomeAndExpensesAbstract_45" xlink:to="loc_us-gaap_InterestIncomeExpenseNet_51" use="optional" order="8" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeGainLossOnDerivativeNet" xlink:label="loc_us-gaap_DerivativeGainLossOnDerivativeNet_52" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherIncomeAndExpensesAbstract_45" xlink:to="loc_us-gaap_DerivativeGainLossOnDerivativeNet_52" use="optional" order="9" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NonoperatingIncomeExpense" xlink:label="loc_us-gaap_NonoperatingIncomeExpense_53" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherIncomeAndExpensesAbstract_45" xlink:to="loc_us-gaap_NonoperatingIncomeExpense_53" use="optional" order="10" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_54" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherIncomeAndExpensesAbstract_45" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_54" use="optional" order="11" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_55" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherIncomeAndExpensesAbstract_45" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_55" use="optional" order="12" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_56" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherIncomeAndExpensesAbstract_45" xlink:to="loc_us-gaap_NetIncomeLoss_56" use="optional" order="13" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted" xlink:label="loc_us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted_57" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherIncomeAndExpensesAbstract_45" xlink:to="loc_us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted_57" use="optional" order="14" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareBasicAndDiluted" xlink:label="loc_us-gaap_EarningsPerShareBasicAndDiluted_58" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherIncomeAndExpensesAbstract_45" xlink:to="loc_us-gaap_EarningsPerShareBasicAndDiluted_58" use="optional" order="15" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_50" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherIncomeAndExpensesAbstract_45" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_50" use="optional" order="16" />
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://bigrockpartners.com/role/CondensedConsolidatedStatementsOfChangesInStockholdersEquity">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_63" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SharesOutstanding" xlink:label="loc_us-gaap_SharesOutstanding_68" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_63" xlink:to="loc_us-gaap_SharesOutstanding_68" use="optional" order="1" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="loc_us-gaap_StockholdersEquity_69" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_63" xlink:to="loc_us-gaap_StockholdersEquity_69" use="optional" order="2" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesOther" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesOther_70" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_63" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesOther_70" use="optional" order="3" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueOther" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueOther_71" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_63" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueOther_71" use="optional" order="4" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_61" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_63" xlink:to="loc_us-gaap_StatementTable_61" xbrldt:contextElement="segment" xbrldt:closed="true" use="optional" order="5" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_62" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_61" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_62" use="optional" order="6" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_953691" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_62" xlink:to="loc_us-gaap_EquityComponentDomain_953691" use="optional" order="7" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_953691_default" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_62" xlink:to="loc_us-gaap_EquityComponentDomain_953691_default" use="optional" order="8" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetainedEarningsMember" xlink:label="loc_us-gaap_RetainedEarningsMember_67" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_953691" xlink:to="loc_us-gaap_RetainedEarningsMember_67" use="optional" order="9" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockMember" xlink:label="loc_us-gaap_CommonStockMember_65" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_953691" xlink:to="loc_us-gaap_CommonStockMember_65" use="optional" order="10" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_66" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_953691" xlink:to="loc_us-gaap_AdditionalPaidInCapitalMember_66" use="optional" order="11" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_75" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_63" xlink:to="loc_us-gaap_NetIncomeLoss_75" use="optional" order="12" />
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://bigrockpartners.com/role/DescriptionOfOrganizationAndBusinessOperationsDetailsNarrative">
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems" xlink:label="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockRedeemedOrCalledDuringPeriodShares" xlink:label="loc_us-gaap_StockRedeemedOrCalledDuringPeriodShares_954601" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_us-gaap_StockRedeemedOrCalledDuringPeriodShares_954601" use="optional" order="1" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockRedeemedOrCalledDuringPeriodValue" xlink:label="loc_us-gaap_StockRedeemedOrCalledDuringPeriodValue_954602" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_us-gaap_StockRedeemedOrCalledDuringPeriodValue_954602" use="optional" order="2" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_ShareRedemptionPricePerShare" xlink:label="loc_brpa_ShareRedemptionPricePerShare_954603" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_brpa_ShareRedemptionPricePerShare_954603" use="optional" order="3" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_NumberOfSubsidiaries" xlink:label="loc_brpa_NumberOfSubsidiaries_954604" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_brpa_NumberOfSubsidiaries_954604" use="optional" order="4" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionNameOfAcquiredEntity" xlink:label="loc_us-gaap_BusinessAcquisitionNameOfAcquiredEntity_954605" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_us-gaap_BusinessAcquisitionNameOfAcquiredEntity_954605" use="optional" order="5" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityIncorporationStateCountryCode" xlink:label="loc_dei_EntityIncorporationStateCountryCode_954606" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_dei_EntityIncorporationStateCountryCode_954606" use="optional" order="6" />
<loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityIncorporationDateOfIncorporation" xlink:label="loc_dei_EntityIncorporationDateOfIncorporation_184" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_dei_EntityIncorporationDateOfIncorporation_184" use="optional" order="7" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Cash" xlink:label="loc_us-gaap_Cash_185" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_us-gaap_Cash_185" use="optional" order="8" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsHeldInTrustNoncurrent" xlink:label="loc_us-gaap_AssetsHeldInTrustNoncurrent_186" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_us-gaap_AssetsHeldInTrustNoncurrent_186" use="optional" order="9" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_CashWithdrawnFromTrustAccountToPayFranchiseTaxes" xlink:label="loc_brpa_CashWithdrawnFromTrustAccountToPayFranchiseTaxes_187" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_brpa_CashWithdrawnFromTrustAccountToPayFranchiseTaxes_187" use="optional" order="10" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_NetProceedsDepositedInTrustAccount" xlink:label="loc_brpa_NetProceedsDepositedInTrustAccount_954624" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_brpa_NetProceedsDepositedInTrustAccount_954624" use="optional" order="11" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_DescriptionOfInitialBusinessCombination" xlink:label="loc_brpa_DescriptionOfInitialBusinessCombination_954642" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_brpa_DescriptionOfInitialBusinessCombination_954642" use="optional" order="12" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_954643" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsNet_954643" use="optional" order="13" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashReserveDepositRequiredAndMade" xlink:label="loc_us-gaap_CashReserveDepositRequiredAndMade_954644" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_us-gaap_CashReserveDepositRequiredAndMade_954644" use="optional" order="14" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SharesSubjectToMandatoryRedemptionSettlementTermsNumberOfShares" xlink:label="loc_us-gaap_SharesSubjectToMandatoryRedemptionSettlementTermsNumberOfShares_954645" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_us-gaap_SharesSubjectToMandatoryRedemptionSettlementTermsNumberOfShares_954645" use="optional" order="15" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SecuritiesReserveDepositRequiredAndMade" xlink:label="loc_us-gaap_SecuritiesReserveDepositRequiredAndMade_954647" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_us-gaap_SecuritiesReserveDepositRequiredAndMade_954647" use="optional" order="16" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_AdditionalRepresentativeSharesIssued" xlink:label="loc_brpa_AdditionalRepresentativeSharesIssued_954628" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_brpa_AdditionalRepresentativeSharesIssued_954628" use="optional" order="17" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_TransactionCosts" xlink:label="loc_brpa_TransactionCosts_954636" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_brpa_TransactionCosts_954636" use="optional" order="18" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_AggregateProceedsHeldInTheTrustAccount" xlink:label="loc_brpa_AggregateProceedsHeldInTheTrustAccount_954625" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_brpa_AggregateProceedsHeldInTheTrustAccount_954625" use="optional" order="19" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_RepresentativeSharesIssued" xlink:label="loc_brpa_RepresentativeSharesIssued_954627" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_brpa_RepresentativeSharesIssued_954627" use="optional" order="20" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xlink:label="loc_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_954616" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_954616" use="optional" order="21" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_StockIssuedDuringPeriodSharesAdditionalIssues" xlink:label="loc_brpa_StockIssuedDuringPeriodSharesAdditionalIssues_954618" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_brpa_StockIssuedDuringPeriodSharesAdditionalIssues_954618" use="optional" order="22" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SharesIssuedPricePerShare" xlink:label="loc_us-gaap_SharesIssuedPricePerShare_954622" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_us-gaap_SharesIssuedPricePerShare_954622" use="optional" order="23" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromIssuanceOfPrivatePlacement" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfPrivatePlacement_954623" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfPrivatePlacement_954623" use="optional" order="24" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_UnderwritingFees" xlink:label="loc_brpa_UnderwritingFees_954639" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_brpa_UnderwritingFees_954639" use="optional" order="25" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsShareBasedLiabilitiesPaid" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsShareBasedLiabilitiesPaid_954648" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsShareBasedLiabilitiesPaid_954648" use="optional" order="26" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_InitialPublicOfferingCosts" xlink:label="loc_brpa_InitialPublicOfferingCosts_954641" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_brpa_InitialPublicOfferingCosts_954641" use="optional" order="27" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TemporaryEquityRedemptionPricePerShare" xlink:label="loc_us-gaap_TemporaryEquityRedemptionPricePerShare_954649" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_us-gaap_TemporaryEquityRedemptionPricePerShare_954649" use="optional" order="28" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_RedeemingStockholdersPerShare" xlink:label="loc_brpa_RedeemingStockholdersPerShare_954710" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_brpa_RedeemingStockholdersPerShare_954710" use="optional" order="29" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SeparateAccountLiabilityPremiumAndDeposit" xlink:label="loc_us-gaap_SeparateAccountLiabilityPremiumAndDeposit_954712" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_us-gaap_SeparateAccountLiabilityPremiumAndDeposit_954712" use="optional" order="30" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Deposits" xlink:label="loc_us-gaap_Deposits_954650" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_us-gaap_Deposits_954650" use="optional" order="31" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_TrustAccountRelatedToPublicShareOutstandingPerShare" xlink:label="loc_brpa_TrustAccountRelatedToPublicShareOutstandingPerShare_954651" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_brpa_TrustAccountRelatedToPublicShareOutstandingPerShare_954651" use="optional" order="32" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_AmountOfThirdPartyContribution" xlink:label="loc_brpa_AmountOfThirdPartyContribution_954652" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_brpa_AmountOfThirdPartyContribution_954652" use="optional" order="33" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InvestmentOwnedBalancePrincipalAmount" xlink:label="loc_us-gaap_InvestmentOwnedBalancePrincipalAmount_954654" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_us-gaap_InvestmentOwnedBalancePrincipalAmount_954654" use="optional" order="34" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_WorkingCapitalDeficit" xlink:label="loc_brpa_WorkingCapitalDeficit_954656" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_brpa_WorkingCapitalDeficit_954656" use="optional" order="35" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_CommonStockIssuedInConnectionWithRedemptionShares" xlink:label="loc_brpa_CommonStockIssuedInConnectionWithRedemptionShares_954705" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_brpa_CommonStockIssuedInConnectionWithRedemptionShares_954705" use="optional" order="36" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_PaidCashToRedeemingStockholders" xlink:label="loc_brpa_PaidCashToRedeemingStockholders_954708" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_brpa_PaidCashToRedeemingStockholders_954708" use="optional" order="37" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareDilutedDistributed" xlink:label="loc_us-gaap_EarningsPerShareDilutedDistributed_954714" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_us-gaap_EarningsPerShareDilutedDistributed_954714" use="optional" order="38" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_InterestWithdrawnFromTrustAccount" xlink:label="loc_brpa_InterestWithdrawnFromTrustAccount_954659" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_brpa_InterestWithdrawnFromTrustAccount_954659" use="optional" order="39" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SaleOfStockPricePerShare" xlink:label="loc_us-gaap_SaleOfStockPricePerShare_954720" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_us-gaap_SaleOfStockPricePerShare_954720" use="optional" order="40" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromIssuanceInitialPublicOffering" xlink:label="loc_us-gaap_ProceedsFromIssuanceInitialPublicOffering_954722" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_us-gaap_ProceedsFromIssuanceInitialPublicOffering_954722" use="optional" order="41" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_CommonStockSharesSold" xlink:label="loc_brpa_CommonStockSharesSold_954726" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_brpa_CommonStockSharesSold_954726" use="optional" order="42" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueNewIssues" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueNewIssues_954731" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueNewIssues_954731" use="optional" order="43" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PrepaidTaxes" xlink:label="loc_us-gaap_PrepaidTaxes_954657" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_us-gaap_PrepaidTaxes_954657" use="optional" order="44" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestIncomeOther" xlink:label="loc_us-gaap_InterestIncomeOther_954658" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_us-gaap_InterestIncomeOther_954658" use="optional" order="45" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable" xlink:label="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable_954757" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable_954757" xbrldt:contextElement="segment" xbrldt:closed="true" use="optional" order="46" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentAxis" xlink:label="loc_us-gaap_DebtInstrumentAxis_954767" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable_954757" xlink:to="loc_us-gaap_DebtInstrumentAxis_954767" use="optional" order="47" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_954768" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_954767" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_954768" use="optional" order="48" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_954768_default" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_954767" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_954768_default" use="optional" order="49" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_SecondExtensionTermMember" xlink:label="loc_brpa_SecondExtensionTermMember_954686" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_954768" xlink:to="loc_brpa_SecondExtensionTermMember_954686" use="optional" order="50" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_FourthExtensionTermMember" xlink:label="loc_brpa_FourthExtensionTermMember_954709" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_954768" xlink:to="loc_brpa_FourthExtensionTermMember_954709" use="optional" order="51" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_ThirdExtensionTermMember" xlink:label="loc_brpa_ThirdExtensionTermMember_954693" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_954768" xlink:to="loc_brpa_ThirdExtensionTermMember_954693" use="optional" order="52" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsequentEventTypeAxis" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_956295" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable_954757" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_956295" use="optional" order="53" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsequentEventTypeDomain" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_956298" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_956295" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_956298" use="optional" order="54" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsequentEventTypeDomain" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_956298_default" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_956295" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_956298_default" use="optional" order="55" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsequentEventMember" xlink:label="loc_us-gaap_SubsequentEventMember_956300" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_956298" xlink:to="loc_us-gaap_SubsequentEventMember_956300" use="optional" order="56" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis" xlink:label="loc_us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis_954763" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable_954757" xlink:to="loc_us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis_954763" use="optional" order="57" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SharesSubjectToMandatoryRedemptionFinancialInstrumentDomain" xlink:label="loc_us-gaap_SharesSubjectToMandatoryRedemptionFinancialInstrumentDomain_954764" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis_954763" xlink:to="loc_us-gaap_SharesSubjectToMandatoryRedemptionFinancialInstrumentDomain_954764" use="optional" order="58" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SharesSubjectToMandatoryRedemptionFinancialInstrumentDomain" xlink:label="loc_us-gaap_SharesSubjectToMandatoryRedemptionFinancialInstrumentDomain_954764_default" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTermsAxis_954763" xlink:to="loc_us-gaap_SharesSubjectToMandatoryRedemptionFinancialInstrumentDomain_954764_default" use="optional" order="59" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockSubjectToMandatoryRedemptionMember" xlink:label="loc_us-gaap_CommonStockSubjectToMandatoryRedemptionMember_954597" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SharesSubjectToMandatoryRedemptionFinancialInstrumentDomain_954764" xlink:to="loc_us-gaap_CommonStockSubjectToMandatoryRedemptionMember_954597" use="optional" order="60" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_954765" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable_954757" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_954765" use="optional" order="61" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_954766" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_954765" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_954766" use="optional" order="62" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_954766_default" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_954765" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_954766_default" use="optional" order="63" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_BigRockMergerCorpMember" xlink:label="loc_brpa_BigRockMergerCorpMember_954600" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_954766" xlink:to="loc_brpa_BigRockMergerCorpMember_954600" use="optional" order="64" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentRedemptionPeriodAxis" xlink:label="loc_us-gaap_DebtInstrumentRedemptionPeriodAxis_954769" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable_954757" xlink:to="loc_us-gaap_DebtInstrumentRedemptionPeriodAxis_954769" use="optional" order="65" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentRedemptionPeriodDomain" xlink:label="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_954770" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentRedemptionPeriodAxis_954769" xlink:to="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_954770" use="optional" order="66" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentRedemptionPeriodDomain" xlink:label="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_954770_default" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentRedemptionPeriodAxis_954769" xlink:to="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_954770_default" use="optional" order="67" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentRedemptionPeriodOneMember" xlink:label="loc_us-gaap_DebtInstrumentRedemptionPeriodOneMember_954717" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_954770" xlink:to="loc_us-gaap_DebtInstrumentRedemptionPeriodOneMember_954717" use="optional" order="68" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentRedemptionPeriodTwoMember" xlink:label="loc_us-gaap_DebtInstrumentRedemptionPeriodTwoMember_954718" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentRedemptionPeriodDomain_954770" xlink:to="loc_us-gaap_DebtInstrumentRedemptionPeriodTwoMember_954718" use="optional" order="69" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsidiarySaleOfStockAxis" xlink:label="loc_us-gaap_SubsidiarySaleOfStockAxis_954771" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable_954757" xlink:to="loc_us-gaap_SubsidiarySaleOfStockAxis_954771" use="optional" order="70" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SaleOfStockNameOfTransactionDomain" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_954772" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_954771" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_954772" use="optional" order="71" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SaleOfStockNameOfTransactionDomain" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_954772_default" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_954771" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_954772_default" use="optional" order="72" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IPOMember" xlink:label="loc_us-gaap_IPOMember_954725" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SaleOfStockNameOfTransactionDomain_954772" xlink:to="loc_us-gaap_IPOMember_954725" use="optional" order="73" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PrivatePlacementMember" xlink:label="loc_us-gaap_PrivatePlacementMember_954746" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SaleOfStockNameOfTransactionDomain_954772" xlink:to="loc_us-gaap_PrivatePlacementMember_954746" use="optional" order="74" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_CommonStockWeightedAveragePricePerShare" xlink:label="loc_brpa_CommonStockWeightedAveragePricePerShare_954688" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_brpa_CommonStockWeightedAveragePricePerShare_954688" use="optional" order="75" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_LongTermLoanFromJointInvestor" xlink:label="loc_brpa_LongTermLoanFromJointInvestor_954689" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_brpa_LongTermLoanFromJointInvestor_954689" use="optional" order="76" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_CommonStockTradingShares" xlink:label="loc_brpa_CommonStockTradingShares_954695" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_brpa_CommonStockTradingShares_954695" use="optional" order="77" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_NetProceedsFromSharesSold" xlink:label="loc_brpa_NetProceedsFromSharesSold_954738" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_brpa_NetProceedsFromSharesSold_954738" use="optional" order="78" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockVotingRights" xlink:label="loc_us-gaap_CommonStockVotingRights_956402" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_us-gaap_CommonStockVotingRights_956402" use="optional" order="79" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesNewIssues" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues_956460" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues_956460" use="optional" order="80" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_CashDepositedInTrustAccount" xlink:label="loc_brpa_CashDepositedInTrustAccount_956560" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_954758" xlink:to="loc_brpa_CashDepositedInTrustAccount_956560" use="optional" order="81" />
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://bigrockpartners.com/role/SummaryOfSignificantAccountingPoliciesDetailsNarrative">
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_SummaryOfSignificantAccountingPoliciesLineItems" xlink:label="loc_brpa_SummaryOfSignificantAccountingPoliciesLineItems_956775" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_InterestWithdrawnFromTrustAccount" xlink:label="loc_brpa_InterestWithdrawnFromTrustAccount_954557" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_SummaryOfSignificantAccountingPoliciesLineItems_956775" xlink:to="loc_brpa_InterestWithdrawnFromTrustAccount_954557" use="optional" order="1" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_954567" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_SummaryOfSignificantAccountingPoliciesLineItems_956775" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_954567" use="optional" order="2" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UnrecognizedTaxBenefits" xlink:label="loc_us-gaap_UnrecognizedTaxBenefits_954569" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_SummaryOfSignificantAccountingPoliciesLineItems_956775" xlink:to="loc_us-gaap_UnrecognizedTaxBenefits_954569" use="optional" order="3" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued_954571" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_SummaryOfSignificantAccountingPoliciesLineItems_956775" xlink:to="loc_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued_954571" use="optional" order="4" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PartnersCapitalAccountUnitsSoldInPrivatePlacement" xlink:label="loc_us-gaap_PartnersCapitalAccountUnitsSoldInPrivatePlacement_954572" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_SummaryOfSignificantAccountingPoliciesLineItems_956775" xlink:to="loc_us-gaap_PartnersCapitalAccountUnitsSoldInPrivatePlacement_954572" use="optional" order="5" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued_954577" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_SummaryOfSignificantAccountingPoliciesLineItems_956775" xlink:to="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalWarrantIssued_954577" use="optional" order="6" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_ExerciseOfCommonStockOptionsWarrantsAndEmployeeStockPurchasesShares" xlink:label="loc_brpa_ExerciseOfCommonStockOptionsWarrantsAndEmployeeStockPurchasesShares_954578" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_SummaryOfSignificantAccountingPoliciesLineItems_956775" xlink:to="loc_brpa_ExerciseOfCommonStockOptionsWarrantsAndEmployeeStockPurchasesShares_954578" use="optional" order="7" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_InsuranceCoverageAmount" xlink:label="loc_brpa_InsuranceCoverageAmount_954579" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_SummaryOfSignificantAccountingPoliciesLineItems_956775" xlink:to="loc_brpa_InsuranceCoverageAmount_954579" use="optional" order="8" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PartnersCapitalAccountUnitsSoldInPublicOffering" xlink:label="loc_us-gaap_PartnersCapitalAccountUnitsSoldInPublicOffering_954575" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_SummaryOfSignificantAccountingPoliciesLineItems_956775" xlink:to="loc_us-gaap_PartnersCapitalAccountUnitsSoldInPublicOffering_954575" use="optional" order="9" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_ConvertibleCommonStockSharesIssuedUponConversion" xlink:label="loc_brpa_ConvertibleCommonStockSharesIssuedUponConversion_954576" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_SummaryOfSignificantAccountingPoliciesLineItems_956775" xlink:to="loc_brpa_ConvertibleCommonStockSharesIssuedUponConversion_954576" use="optional" order="10" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_SummaryOfSignificantAccountingPoliciesTable" xlink:label="loc_brpa_SummaryOfSignificantAccountingPoliciesTable_956774" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_brpa_SummaryOfSignificantAccountingPoliciesLineItems_956775" xlink:to="loc_brpa_SummaryOfSignificantAccountingPoliciesTable_956774" xbrldt:contextElement="segment" xbrldt:closed="true" use="optional" order="11" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashAndCashEquivalentsAxis" xlink:label="loc_us-gaap_CashAndCashEquivalentsAxis_956782" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_brpa_SummaryOfSignificantAccountingPoliciesTable_956774" xlink:to="loc_us-gaap_CashAndCashEquivalentsAxis_956782" use="optional" order="12" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_956784" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CashAndCashEquivalentsAxis_956782" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_956784" use="optional" order="13" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_956784_default" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CashAndCashEquivalentsAxis_956782" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_956784_default" use="optional" order="14" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_USTreasurySecuritiesMember" xlink:label="loc_us-gaap_USTreasurySecuritiesMember_956785" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_956784" xlink:to="loc_us-gaap_USTreasurySecuritiesMember_956785" use="optional" order="15" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_CashWithdrawnFromTrustAccount" xlink:label="loc_brpa_CashWithdrawnFromTrustAccount_956757" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_SummaryOfSignificantAccountingPoliciesLineItems_956775" xlink:to="loc_brpa_CashWithdrawnFromTrustAccount_956757" use="optional" order="16" />
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://bigrockpartners.com/role/InitialPublicOfferingDetailsNarrative">
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_InitialPublicOfferingLineItems" xlink:label="loc_brpa_InitialPublicOfferingLineItems_953871" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExpirations" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExpirations_953877" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_InitialPublicOfferingLineItems_953871" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExpirations_953877" use="optional" order="1" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xlink:label="loc_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_953878" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_InitialPublicOfferingLineItems_953871" xlink:to="loc_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_953878" use="optional" order="2" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentConvertibleTermsOfConversionFeature" xlink:label="loc_us-gaap_DebtInstrumentConvertibleTermsOfConversionFeature_953879" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_InitialPublicOfferingLineItems_953871" xlink:to="loc_us-gaap_DebtInstrumentConvertibleTermsOfConversionFeature_953879" use="optional" order="3" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_InitialPublicOfferingTable" xlink:label="loc_brpa_InitialPublicOfferingTable_953868" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_brpa_InitialPublicOfferingLineItems_953871" xlink:to="loc_brpa_InitialPublicOfferingTable_953868" xbrldt:contextElement="segment" xbrldt:closed="true" use="optional" order="4" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_953881" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_brpa_InitialPublicOfferingTable_953868" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_953881" use="optional" order="5" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_953882" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_953881" xlink:to="loc_us-gaap_EquityComponentDomain_953882" use="optional" order="6" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_953882_default" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_953881" xlink:to="loc_us-gaap_EquityComponentDomain_953882_default" use="optional" order="7" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WarrantMember" xlink:label="loc_us-gaap_WarrantMember_953883" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_953882" xlink:to="loc_us-gaap_WarrantMember_953883" use="optional" order="8" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsidiarySaleOfStockAxis" xlink:label="loc_us-gaap_SubsidiarySaleOfStockAxis_953873" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_brpa_InitialPublicOfferingTable_953868" xlink:to="loc_us-gaap_SubsidiarySaleOfStockAxis_953873" use="optional" order="9" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SaleOfStockNameOfTransactionDomain" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_953874" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_953873" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_953874" use="optional" order="10" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SaleOfStockNameOfTransactionDomain" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_953874_default" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_953873" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_953874_default" use="optional" order="11" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IPOMember" xlink:label="loc_us-gaap_IPOMember_953875" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SaleOfStockNameOfTransactionDomain_953874" xlink:to="loc_us-gaap_IPOMember_953875" use="optional" order="12" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PartnersCapitalAccountUnitsSoldInPublicOffering" xlink:label="loc_us-gaap_PartnersCapitalAccountUnitsSoldInPublicOffering_953872" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_InitialPublicOfferingLineItems_953871" xlink:to="loc_us-gaap_PartnersCapitalAccountUnitsSoldInPublicOffering_953872" use="optional" order="13" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AcceleratedShareRepurchasesInitialPricePaidPerShare" xlink:label="loc_us-gaap_AcceleratedShareRepurchasesInitialPricePaidPerShare_953876" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_InitialPublicOfferingLineItems_953871" xlink:to="loc_us-gaap_AcceleratedShareRepurchasesInitialPricePaidPerShare_953876" use="optional" order="14" />
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://bigrockpartners.com/role/PrivatePlacementDetailsNarrative">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_954550" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_954504" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_954550" xlink:to="loc_us-gaap_StatementTable_954504" xbrldt:contextElement="segment" xbrldt:closed="true" use="optional" order="1" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsidiarySaleOfStockAxis" xlink:label="loc_us-gaap_SubsidiarySaleOfStockAxis_954540" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_954504" xlink:to="loc_us-gaap_SubsidiarySaleOfStockAxis_954540" use="optional" order="2" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SaleOfStockNameOfTransactionDomain" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_954543" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_954540" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_954543" use="optional" order="3" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SaleOfStockNameOfTransactionDomain" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_954543_default" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_954540" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_954543_default" use="optional" order="4" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PrivatePlacementMember" xlink:label="loc_us-gaap_PrivatePlacementMember_954546" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SaleOfStockNameOfTransactionDomain_954543" xlink:to="loc_us-gaap_PrivatePlacementMember_954546" use="optional" order="5" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xlink:label="loc_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_954555" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_954550" xlink:to="loc_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_954555" use="optional" order="6" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_CommonStockSharesSold" xlink:label="loc_brpa_CommonStockSharesSold_954558" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_954550" xlink:to="loc_brpa_CommonStockSharesSold_954558" use="optional" order="7" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SaleOfStockPricePerShare" xlink:label="loc_us-gaap_SaleOfStockPricePerShare_954559" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_954550" xlink:to="loc_us-gaap_SaleOfStockPricePerShare_954559" use="optional" order="8" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_NetProceedsFromSharesSold" xlink:label="loc_brpa_NetProceedsFromSharesSold_954563" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_954550" xlink:to="loc_brpa_NetProceedsFromSharesSold_954563" use="optional" order="9" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SaleOfStockDescriptionOfTransaction" xlink:label="loc_us-gaap_SaleOfStockDescriptionOfTransaction_954580" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_954550" xlink:to="loc_us-gaap_SaleOfStockDescriptionOfTransaction_954580" use="optional" order="10" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromIssuanceOfPrivatePlacement" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfPrivatePlacement_954552" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_954550" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfPrivatePlacement_954552" use="optional" order="11" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesNewIssues" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues_954568" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_954550" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues_954568" use="optional" order="12" />
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://bigrockpartners.com/role/RelatedPartyTransactionsDetailsNarrative">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_954371" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_954368" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_954371" xlink:to="loc_us-gaap_StatementTable_954368" xbrldt:contextElement="segment" xbrldt:closed="true" use="optional" order="1" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementClassOfStockAxis" xlink:label="loc_us-gaap_StatementClassOfStockAxis_954369" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_954368" xlink:to="loc_us-gaap_StatementClassOfStockAxis_954369" use="optional" order="2" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfStockDomain" xlink:label="loc_us-gaap_ClassOfStockDomain_954370" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_954369" xlink:to="loc_us-gaap_ClassOfStockDomain_954370" use="optional" order="3" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfStockDomain" xlink:label="loc_us-gaap_ClassOfStockDomain_954370_default" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_954369" xlink:to="loc_us-gaap_ClassOfStockDomain_954370_default" use="optional" order="4" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:label="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_954421" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_954368" xlink:to="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_954421" use="optional" order="5" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyDomain" xlink:label="loc_us-gaap_RelatedPartyDomain_954423" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_954421" xlink:to="loc_us-gaap_RelatedPartyDomain_954423" use="optional" order="6" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RelatedPartyDomain" xlink:label="loc_us-gaap_RelatedPartyDomain_954423_default" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_954421" xlink:to="loc_us-gaap_RelatedPartyDomain_954423_default" use="optional" order="7" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_FounderMember" xlink:label="loc_brpa_FounderMember_954435" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyDomain_954423" xlink:to="loc_brpa_FounderMember_954435" use="optional" order="8" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_SponsorMember" xlink:label="loc_brpa_SponsorMember_954442" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyDomain_954423" xlink:to="loc_brpa_SponsorMember_954442" use="optional" order="9" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsidiarySaleOfStockAxis" xlink:label="loc_us-gaap_SubsidiarySaleOfStockAxis_954439" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_954368" xlink:to="loc_us-gaap_SubsidiarySaleOfStockAxis_954439" use="optional" order="10" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SaleOfStockNameOfTransactionDomain" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_954440" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_954439" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_954440" use="optional" order="11" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SaleOfStockNameOfTransactionDomain" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_954440_default" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_954439" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_954440_default" use="optional" order="12" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OverAllotmentOptionMember" xlink:label="loc_us-gaap_OverAllotmentOptionMember_954441" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SaleOfStockNameOfTransactionDomain_954440" xlink:to="loc_us-gaap_OverAllotmentOptionMember_954441" use="optional" order="13" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_CommonStockDividendsDescription" xlink:label="loc_brpa_CommonStockDividendsDescription_954406" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_954371" xlink:to="loc_brpa_CommonStockDividendsDescription_954406" use="optional" order="14" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SharesOutstanding" xlink:label="loc_us-gaap_SharesOutstanding_954407" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_954371" xlink:to="loc_us-gaap_SharesOutstanding_954407" use="optional" order="15" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesNewIssues" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues_954398" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_954371" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues_954398" use="optional" order="16" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueNewIssues" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueNewIssues_954404" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_954371" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueNewIssues_954404" use="optional" order="17" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SaleOfStockDescriptionOfTransaction" xlink:label="loc_us-gaap_SaleOfStockDescriptionOfTransaction_954372" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_954371" xlink:to="loc_us-gaap_SaleOfStockDescriptionOfTransaction_954372" use="optional" order="18" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_WorkingCapitalLoans" xlink:label="loc_brpa_WorkingCapitalLoans_954375" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_954371" xlink:to="loc_brpa_WorkingCapitalLoans_954375" use="optional" order="19" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentConvertibleConversionPrice1" xlink:label="loc_us-gaap_DebtInstrumentConvertibleConversionPrice1_954383" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_954371" xlink:to="loc_us-gaap_DebtInstrumentConvertibleConversionPrice1_954383" use="optional" order="20" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SaleOfStockPercentageOfOwnershipAfterTransaction" xlink:label="loc_us-gaap_SaleOfStockPercentageOfOwnershipAfterTransaction_954412" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_954371" xlink:to="loc_us-gaap_SaleOfStockPercentageOfOwnershipAfterTransaction_954412" use="optional" order="21" />
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://bigrockpartners.com/role/ExtensionFundingAgreementAndPromissoryNotesDetailsNarrative">
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_DebtDisclosureLineItems" xlink:label="loc_brpa_DebtDisclosureLineItems_954274" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NotesPayableCurrent" xlink:label="loc_us-gaap_NotesPayableCurrent_237" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_DebtDisclosureLineItems_954274" xlink:to="loc_us-gaap_NotesPayableCurrent_237" use="optional" order="1" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NotesPayableRelatedPartiesClassifiedCurrent" xlink:label="loc_us-gaap_NotesPayableRelatedPartiesClassifiedCurrent_238" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_DebtDisclosureLineItems_954274" xlink:to="loc_us-gaap_NotesPayableRelatedPartiesClassifiedCurrent_238" use="optional" order="2" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NotesPayable" xlink:label="loc_us-gaap_NotesPayable_954295" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_DebtDisclosureLineItems_954274" xlink:to="loc_us-gaap_NotesPayable_954295" use="optional" order="3" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_AggregateCashConsiderationOfFounderSharesTransferredToinvestorBySponsor" xlink:label="loc_brpa_AggregateCashConsiderationOfFounderSharesTransferredToinvestorBySponsor_954255" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_DebtDisclosureLineItems_954274" xlink:to="loc_brpa_AggregateCashConsiderationOfFounderSharesTransferredToinvestorBySponsor_954255" use="optional" order="4" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_DescriptionOfBusinessCombinationExtensionPeriod" xlink:label="loc_brpa_DescriptionOfBusinessCombinationExtensionPeriod_954259" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_DebtDisclosureLineItems_954274" xlink:to="loc_brpa_DescriptionOfBusinessCombinationExtensionPeriod_954259" use="optional" order="5" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_AggregateNumberOfFounderSharesTransferredToInvestorBySponsor" xlink:label="loc_brpa_AggregateNumberOfFounderSharesTransferredToInvestorBySponsor_954251" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_DebtDisclosureLineItems_954274" xlink:to="loc_brpa_AggregateNumberOfFounderSharesTransferredToInvestorBySponsor_954251" use="optional" order="6" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_954271" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_brpa_DebtDisclosureLineItems_954274" xlink:to="loc_us-gaap_StatementTable_954271" xbrldt:contextElement="segment" xbrldt:closed="true" use="optional" order="7" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementClassOfStockAxis" xlink:label="loc_us-gaap_StatementClassOfStockAxis_954272" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_954271" xlink:to="loc_us-gaap_StatementClassOfStockAxis_954272" use="optional" order="8" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfStockDomain" xlink:label="loc_us-gaap_ClassOfStockDomain_954273" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_954272" xlink:to="loc_us-gaap_ClassOfStockDomain_954273" use="optional" order="9" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfStockDomain" xlink:label="loc_us-gaap_ClassOfStockDomain_954273_default" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_954272" xlink:to="loc_us-gaap_ClassOfStockDomain_954273_default" use="optional" order="10" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_954276" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_954271" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_954276" use="optional" order="11" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_954277" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_954276" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_954277" use="optional" order="12" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_954277_default" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_954276" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_954277_default" use="optional" order="13" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_InitialUnsecuredPromissoryNoteMember" xlink:label="loc_brpa_InitialUnsecuredPromissoryNoteMember_954280" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_954277" xlink:to="loc_brpa_InitialUnsecuredPromissoryNoteMember_954280" use="optional" order="14" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_SecondUnsecuredPromissoryNoteMember" xlink:label="loc_brpa_SecondUnsecuredPromissoryNoteMember_954302" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_954277" xlink:to="loc_brpa_SecondUnsecuredPromissoryNoteMember_954302" use="optional" order="15" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_ThirdUnsecuredPromissoryNoteMember" xlink:label="loc_brpa_ThirdUnsecuredPromissoryNoteMember_954305" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_954277" xlink:to="loc_brpa_ThirdUnsecuredPromissoryNoteMember_954305" use="optional" order="16" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentAxis" xlink:label="loc_us-gaap_DebtInstrumentAxis_954312" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_954271" xlink:to="loc_us-gaap_DebtInstrumentAxis_954312" use="optional" order="17" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_954313" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_954312" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_954313" use="optional" order="18" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_954313_default" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_954312" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_954313_default" use="optional" order="19" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_DebtInstrumentTrancheTwoMember" xlink:label="loc_brpa_DebtInstrumentTrancheTwoMember_954320" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_954313" xlink:to="loc_brpa_DebtInstrumentTrancheTwoMember_954320" use="optional" order="20" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_DebtInstrumentTrancheOneMember" xlink:label="loc_brpa_DebtInstrumentTrancheOneMember_954314" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_954313" xlink:to="loc_brpa_DebtInstrumentTrancheOneMember_954314" use="optional" order="21" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis" xlink:label="loc_srt_RangeAxis_954315" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_954271" xlink:to="loc_srt_RangeAxis_954315" use="optional" order="22" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember" xlink:label="loc_srt_RangeMember_954316" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_954315" xlink:to="loc_srt_RangeMember_954316" use="optional" order="23" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember" xlink:label="loc_srt_RangeMember_954316_default" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_954315" xlink:to="loc_srt_RangeMember_954316_default" use="optional" order="24" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MaximumMember" xlink:label="loc_srt_MaximumMember_954317" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_954316" xlink:to="loc_srt_MaximumMember_954317" use="optional" order="25" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts" xlink:label="loc_us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts_954319" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_DebtDisclosureLineItems_954274" xlink:to="loc_us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts_954319" use="optional" order="26" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_UnsecuredPromissoryNotesPrincipalAmount" xlink:label="loc_brpa_UnsecuredPromissoryNotesPrincipalAmount_954306" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_DebtDisclosureLineItems_954274" xlink:to="loc_brpa_UnsecuredPromissoryNotesPrincipalAmount_954306" use="optional" order="27" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NotesPayableRelatedPartiesNoncurrent" xlink:label="loc_us-gaap_NotesPayableRelatedPartiesNoncurrent_954311" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_DebtDisclosureLineItems_954274" xlink:to="loc_us-gaap_NotesPayableRelatedPartiesNoncurrent_954311" use="optional" order="28" />
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://bigrockpartners.com/role/CommitmentsAndContingenciesDetailsNarrative">
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_CommitmentsAndContingenciesDisclosureLineItems" xlink:label="loc_brpa_CommitmentsAndContingenciesDisclosureLineItems_954144" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SaleOfStockPricePerShare" xlink:label="loc_us-gaap_SaleOfStockPricePerShare_954150" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_CommitmentsAndContingenciesDisclosureLineItems_954144" xlink:to="loc_us-gaap_SaleOfStockPricePerShare_954150" use="optional" order="1" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SaleOfStockConsiderationReceivedOnTransaction" xlink:label="loc_us-gaap_SaleOfStockConsiderationReceivedOnTransaction_954151" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_CommitmentsAndContingenciesDisclosureLineItems_954144" xlink:to="loc_us-gaap_SaleOfStockConsiderationReceivedOnTransaction_954151" use="optional" order="2" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_241" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_CommitmentsAndContingenciesDisclosureLineItems_954144" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_241" use="optional" order="3" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_CommitmentsAndContingenciesDisclosureTable" xlink:label="loc_brpa_CommitmentsAndContingenciesDisclosureTable_954115" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_brpa_CommitmentsAndContingenciesDisclosureLineItems_954144" xlink:to="loc_brpa_CommitmentsAndContingenciesDisclosureTable_954115" xbrldt:contextElement="segment" xbrldt:closed="true" use="optional" order="4" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_954125" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_brpa_CommitmentsAndContingenciesDisclosureTable_954115" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_954125" use="optional" order="5" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_954126" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_954125" xlink:to="loc_us-gaap_EquityComponentDomain_954126" use="optional" order="6" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_954126_default" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_954125" xlink:to="loc_us-gaap_EquityComponentDomain_954126_default" use="optional" order="7" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockMember" xlink:label="loc_us-gaap_CommonStockMember_954127" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_954126" xlink:to="loc_us-gaap_CommonStockMember_954127" use="optional" order="8" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_954135" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_brpa_CommitmentsAndContingenciesDisclosureTable_954115" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_954135" use="optional" order="9" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_954136" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_954135" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_954136" use="optional" order="10" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_954136_default" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_954135" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_954136_default" use="optional" order="11" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_NeurorxMember" xlink:label="loc_brpa_NeurorxMember_954137" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_954136" xlink:to="loc_brpa_NeurorxMember_954137" use="optional" order="12" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ContingentConsiderationByTypeAxis" xlink:label="loc_us-gaap_ContingentConsiderationByTypeAxis_954138" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_brpa_CommitmentsAndContingenciesDisclosureTable_954115" xlink:to="loc_us-gaap_ContingentConsiderationByTypeAxis_954138" use="optional" order="13" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ContingentConsiderationTypeDomain" xlink:label="loc_us-gaap_ContingentConsiderationTypeDomain_954139" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ContingentConsiderationByTypeAxis_954138" xlink:to="loc_us-gaap_ContingentConsiderationTypeDomain_954139" use="optional" order="14" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ContingentConsiderationTypeDomain" xlink:label="loc_us-gaap_ContingentConsiderationTypeDomain_954139_default" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ContingentConsiderationByTypeAxis_954138" xlink:to="loc_us-gaap_ContingentConsiderationTypeDomain_954139_default" use="optional" order="15" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_ContingentMilestonePaymentsMember" xlink:label="loc_brpa_ContingentMilestonePaymentsMember_954140" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ContingentConsiderationTypeDomain_954139" xlink:to="loc_brpa_ContingentMilestonePaymentsMember_954140" use="optional" order="16" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsidiarySaleOfStockAxis" xlink:label="loc_us-gaap_SubsidiarySaleOfStockAxis_954128" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_brpa_CommitmentsAndContingenciesDisclosureTable_954115" xlink:to="loc_us-gaap_SubsidiarySaleOfStockAxis_954128" use="optional" order="17" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SaleOfStockNameOfTransactionDomain" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_954129" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_954128" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_954129" use="optional" order="18" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SaleOfStockNameOfTransactionDomain" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_954129_default" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_954128" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_954129_default" use="optional" order="19" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PrivatePlacementMember" xlink:label="loc_us-gaap_PrivatePlacementMember_954130" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SaleOfStockNameOfTransactionDomain_954129" xlink:to="loc_us-gaap_PrivatePlacementMember_954130" use="optional" order="20" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherCommitmentsAxis" xlink:label="loc_us-gaap_OtherCommitmentsAxis_954121" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_brpa_CommitmentsAndContingenciesDisclosureTable_954115" xlink:to="loc_us-gaap_OtherCommitmentsAxis_954121" use="optional" order="21" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherCommitmentsDomain" xlink:label="loc_us-gaap_OtherCommitmentsDomain_954122" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_OtherCommitmentsAxis_954121" xlink:to="loc_us-gaap_OtherCommitmentsDomain_954122" use="optional" order="22" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherCommitmentsDomain" xlink:label="loc_us-gaap_OtherCommitmentsDomain_954122_default" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_OtherCommitmentsAxis_954121" xlink:to="loc_us-gaap_OtherCommitmentsDomain_954122_default" use="optional" order="23" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_SubscriptionAgreementsWithCertainQualifiedInstitutionalBuyersAndInstitutionalAccreditedInvestorsMember" xlink:label="loc_brpa_SubscriptionAgreementsWithCertainQualifiedInstitutionalBuyersAndInstitutionalAccreditedInvestorsMember_954124" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherCommitmentsDomain_954122" xlink:to="loc_brpa_SubscriptionAgreementsWithCertainQualifiedInstitutionalBuyersAndInstitutionalAccreditedInvestorsMember_954124" use="optional" order="24" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_MergerAgreementWithNeurorxAndMergerSubMember" xlink:label="loc_brpa_MergerAgreementWithNeurorxAndMergerSubMember_954134" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherCommitmentsDomain_954122" xlink:to="loc_brpa_MergerAgreementWithNeurorxAndMergerSubMember_954134" use="optional" order="25" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction" xlink:label="loc_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_954146" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_CommitmentsAndContingenciesDisclosureLineItems_954144" xlink:to="loc_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_954146" use="optional" order="26" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_954148" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_CommitmentsAndContingenciesDisclosureLineItems_954144" xlink:to="loc_us-gaap_CommonStockParOrStatedValuePerShare_954148" use="optional" order="27" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SaleOfStockDescriptionOfTransaction" xlink:label="loc_us-gaap_SaleOfStockDescriptionOfTransaction_954153" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_CommitmentsAndContingenciesDisclosureLineItems_954144" xlink:to="loc_us-gaap_SaleOfStockDescriptionOfTransaction_954153" use="optional" order="28" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_EarnoutSharesMilestoneDescription" xlink:label="loc_brpa_EarnoutSharesMilestoneDescription_954163" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_CommitmentsAndContingenciesDisclosureLineItems_954144" xlink:to="loc_brpa_EarnoutSharesMilestoneDescription_954163" use="optional" order="29" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_EarnoutCashMilestoneDescription" xlink:label="loc_brpa_EarnoutCashMilestoneDescription_954167" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_CommitmentsAndContingenciesDisclosureLineItems_954144" xlink:to="loc_brpa_EarnoutCashMilestoneDescription_954167" use="optional" order="30" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_NumberOfDemandsExcludingShortTermDemand" xlink:label="loc_brpa_NumberOfDemandsExcludingShortTermDemand_954193" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_CommitmentsAndContingenciesDisclosureLineItems_954144" xlink:to="loc_brpa_NumberOfDemandsExcludingShortTermDemand_954193" use="optional" order="31" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_DescriptionOfSecurityHoldersExerciseOfRegistrationRights" xlink:label="loc_brpa_DescriptionOfSecurityHoldersExerciseOfRegistrationRights_954203" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_CommitmentsAndContingenciesDisclosureLineItems_954144" xlink:to="loc_brpa_DescriptionOfSecurityHoldersExerciseOfRegistrationRights_954203" use="optional" order="32" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_DescriptionOfRegistrationRightsOfSecurityHolders" xlink:label="loc_brpa_DescriptionOfRegistrationRightsOfSecurityHolders_954222" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_CommitmentsAndContingenciesDisclosureLineItems_954144" xlink:to="loc_brpa_DescriptionOfRegistrationRightsOfSecurityHolders_954222" use="optional" order="33" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_PercentageOfConsummationOfBusinessCombination" xlink:label="loc_brpa_PercentageOfConsummationOfBusinessCombination_954224" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_CommitmentsAndContingenciesDisclosureLineItems_954144" xlink:to="loc_brpa_PercentageOfConsummationOfBusinessCombination_954224" use="optional" order="34" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued" xlink:label="loc_us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued_954154" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_CommitmentsAndContingenciesDisclosureLineItems_954144" xlink:to="loc_us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued_954154" use="optional" order="35" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_BusinessAcquisitionEarnoutSharesMilestone" xlink:label="loc_brpa_BusinessAcquisitionEarnoutSharesMilestone_954157" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_CommitmentsAndContingenciesDisclosureLineItems_954144" xlink:to="loc_brpa_BusinessAcquisitionEarnoutSharesMilestone_954157" use="optional" order="36" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_BusinessAcquisitionEarnoutCashMilestone" xlink:label="loc_brpa_BusinessAcquisitionEarnoutCashMilestone_954161" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_CommitmentsAndContingenciesDisclosureLineItems_954144" xlink:to="loc_brpa_BusinessAcquisitionEarnoutCashMilestone_954161" use="optional" order="37" />
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://bigrockpartners.com/role/StockholdersEquityDetailsNarrative">
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_StockholdersEquityLineItems" xlink:label="loc_brpa_StockholdersEquityLineItems_953964" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockSharesAuthorized" xlink:label="loc_us-gaap_CommonStockSharesAuthorized_249" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_StockholdersEquityLineItems_953964" xlink:to="loc_us-gaap_CommonStockSharesAuthorized_249" use="optional" order="1" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockSharesIssued" xlink:label="loc_us-gaap_CommonStockSharesIssued_250" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_StockholdersEquityLineItems_953964" xlink:to="loc_us-gaap_CommonStockSharesIssued_250" use="optional" order="2" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_251" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_StockholdersEquityLineItems_953964" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_251" use="optional" order="3" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PreferredStockParOrStatedValuePerShare" xlink:label="loc_us-gaap_PreferredStockParOrStatedValuePerShare_244" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_StockholdersEquityLineItems_953964" xlink:to="loc_us-gaap_PreferredStockParOrStatedValuePerShare_244" use="optional" order="4" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PreferredStockSharesAuthorized" xlink:label="loc_us-gaap_PreferredStockSharesAuthorized_245" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_StockholdersEquityLineItems_953964" xlink:to="loc_us-gaap_PreferredStockSharesAuthorized_245" use="optional" order="5" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PreferredStockSharesIssued" xlink:label="loc_us-gaap_PreferredStockSharesIssued_246" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_StockholdersEquityLineItems_953964" xlink:to="loc_us-gaap_PreferredStockSharesIssued_246" use="optional" order="6" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PreferredStockSharesOutstanding" xlink:label="loc_us-gaap_PreferredStockSharesOutstanding_247" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_StockholdersEquityLineItems_953964" xlink:to="loc_us-gaap_PreferredStockSharesOutstanding_247" use="optional" order="7" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_SecuritiesPurchaseUnit" xlink:label="loc_brpa_SecuritiesPurchaseUnit_953970" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_StockholdersEquityLineItems_953964" xlink:to="loc_brpa_SecuritiesPurchaseUnit_953970" use="optional" order="8" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_SecuritiesExercisablePerUnit" xlink:label="loc_brpa_SecuritiesExercisablePerUnit_953971" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_StockholdersEquityLineItems_953964" xlink:to="loc_brpa_SecuritiesExercisablePerUnit_953971" use="optional" order="9" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_953961" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_brpa_StockholdersEquityLineItems_953964" xlink:to="loc_us-gaap_StatementTable_953961" xbrldt:contextElement="segment" xbrldt:closed="true" use="optional" order="10" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementClassOfStockAxis" xlink:label="loc_us-gaap_StatementClassOfStockAxis_953962" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_953961" xlink:to="loc_us-gaap_StatementClassOfStockAxis_953962" use="optional" order="11" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfStockDomain" xlink:label="loc_us-gaap_ClassOfStockDomain_953963" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_953962" xlink:to="loc_us-gaap_ClassOfStockDomain_953963" use="optional" order="12" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfStockDomain" xlink:label="loc_us-gaap_ClassOfStockDomain_953963_default" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_953962" xlink:to="loc_us-gaap_ClassOfStockDomain_953963_default" use="optional" order="13" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancialInstrumentAxis" xlink:label="loc_us-gaap_FinancialInstrumentAxis_953965" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_953961" xlink:to="loc_us-gaap_FinancialInstrumentAxis_953965" use="optional" order="14" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_953966" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancialInstrumentAxis_953965" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_953966" use="optional" order="15" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_953966_default" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancialInstrumentAxis_953965" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_953966_default" use="optional" order="16" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OptionMember" xlink:label="loc_us-gaap_OptionMember_953968" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_953966" xlink:to="loc_us-gaap_OptionMember_953968" use="optional" order="17" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MeasurementInputTypeAxis" xlink:label="loc_us-gaap_MeasurementInputTypeAxis_954003" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_953961" xlink:to="loc_us-gaap_MeasurementInputTypeAxis_954003" use="optional" order="18" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MeasurementInputTypeDomain" xlink:label="loc_us-gaap_MeasurementInputTypeDomain_954005" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_MeasurementInputTypeAxis_954003" xlink:to="loc_us-gaap_MeasurementInputTypeDomain_954005" use="optional" order="19" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MeasurementInputTypeDomain" xlink:label="loc_us-gaap_MeasurementInputTypeDomain_954005_default" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_MeasurementInputTypeAxis_954003" xlink:to="loc_us-gaap_MeasurementInputTypeDomain_954005_default" use="optional" order="20" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MeasurementInputPriceVolatilityMember" xlink:label="loc_us-gaap_MeasurementInputPriceVolatilityMember_954006" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_954005" xlink:to="loc_us-gaap_MeasurementInputPriceVolatilityMember_954006" use="optional" order="21" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MeasurementInputRiskFreeInterestRateMember" xlink:label="loc_us-gaap_MeasurementInputRiskFreeInterestRateMember_954007" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_954005" xlink:to="loc_us-gaap_MeasurementInputRiskFreeInterestRateMember_954007" use="optional" order="22" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MeasurementInputExpectedTermMember" xlink:label="loc_us-gaap_MeasurementInputExpectedTermMember_954009" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_954005" xlink:to="loc_us-gaap_MeasurementInputExpectedTermMember_954009" use="optional" order="23" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis" xlink:label="loc_srt_RangeAxis_953995" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_953961" xlink:to="loc_srt_RangeAxis_953995" use="optional" order="24" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember" xlink:label="loc_srt_RangeMember_953996" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_953995" xlink:to="loc_srt_RangeMember_953996" use="optional" order="25" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember" xlink:label="loc_srt_RangeMember_953996_default" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_953995" xlink:to="loc_srt_RangeMember_953996_default" use="optional" order="26" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MinimumMember" xlink:label="loc_srt_MinimumMember_953998" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_953996" xlink:to="loc_srt_MinimumMember_953998" use="optional" order="27" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MaximumMember" xlink:label="loc_srt_MaximumMember_953997" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_953996" xlink:to="loc_srt_MaximumMember_953997" use="optional" order="28" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_SecuritiesAggregateAmount" xlink:label="loc_brpa_SecuritiesAggregateAmount_953976" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_StockholdersEquityLineItems_953964" xlink:to="loc_brpa_SecuritiesAggregateAmount_953976" use="optional" order="29" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_FairValueOfUnitPurchaseOption" xlink:label="loc_brpa_FairValueOfUnitPurchaseOption_953982" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_StockholdersEquityLineItems_953964" xlink:to="loc_brpa_FairValueOfUnitPurchaseOption_953982" use="optional" order="30" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_UnitPurchaseOptionPerUnit" xlink:label="loc_brpa_UnitPurchaseOptionPerUnit_953985" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_StockholdersEquityLineItems_953964" xlink:to="loc_brpa_UnitPurchaseOptionPerUnit_953985" use="optional" order="31" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_LockUpPeriodForWarrants" xlink:label="loc_brpa_LockUpPeriodForWarrants_953987" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_StockholdersEquityLineItems_953964" xlink:to="loc_brpa_LockUpPeriodForWarrants_953987" use="optional" order="32" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_OptionsPledgedOrHypothecatedPeriod" xlink:label="loc_brpa_OptionsPledgedOrHypothecatedPeriod_953989" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_StockholdersEquityLineItems_953964" xlink:to="loc_brpa_OptionsPledgedOrHypothecatedPeriod_953989" use="optional" order="33" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_248" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_StockholdersEquityLineItems_953964" xlink:to="loc_us-gaap_CommonStockParOrStatedValuePerShare_248" use="optional" order="34" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_RepresentativeSharesIssued" xlink:label="loc_brpa_RepresentativeSharesIssued_953951" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_StockholdersEquityLineItems_953964" xlink:to="loc_brpa_RepresentativeSharesIssued_953951" use="optional" order="35" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_AdditionalRepresentativeSharesIssued" xlink:label="loc_brpa_AdditionalRepresentativeSharesIssued_953952" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_StockholdersEquityLineItems_953964" xlink:to="loc_brpa_AdditionalRepresentativeSharesIssued_953952" use="optional" order="36" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_FairValueOfRepresentativeShares" xlink:label="loc_brpa_FairValueOfRepresentativeShares_953953" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_StockholdersEquityLineItems_953964" xlink:to="loc_brpa_FairValueOfRepresentativeShares_953953" use="optional" order="37" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_RepresentativeSharesOfferingPricePerUnit" xlink:label="loc_brpa_RepresentativeSharesOfferingPricePerUnit_953954" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_StockholdersEquityLineItems_953964" xlink:to="loc_brpa_RepresentativeSharesOfferingPricePerUnit_953954" use="optional" order="38" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SecuritiesSoldUnderAgreementsToRepurchase" xlink:label="loc_us-gaap_SecuritiesSoldUnderAgreementsToRepurchase_953969" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_StockholdersEquityLineItems_953964" xlink:to="loc_us-gaap_SecuritiesSoldUnderAgreementsToRepurchase_953969" use="optional" order="39" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_OptionsExpirationPeriod" xlink:label="loc_brpa_OptionsExpirationPeriod_953977" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_StockholdersEquityLineItems_953964" xlink:to="loc_brpa_OptionsExpirationPeriod_953977" use="optional" order="40" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WarrantsAndRightsOutstandingMeasurementInput" xlink:label="loc_us-gaap_WarrantsAndRightsOutstandingMeasurementInput_954014" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_StockholdersEquityLineItems_953964" xlink:to="loc_us-gaap_WarrantsAndRightsOutstandingMeasurementInput_954014" use="optional" order="41" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WarrantsAndRightsOutstandingTerm" xlink:label="loc_us-gaap_WarrantsAndRightsOutstandingTerm_954016" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_StockholdersEquityLineItems_953964" xlink:to="loc_us-gaap_WarrantsAndRightsOutstandingTerm_954016" use="optional" order="42" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_ReceiptUnderUnitPurchaseOption" xlink:label="loc_brpa_ReceiptUnderUnitPurchaseOption_953991" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_StockholdersEquityLineItems_953964" xlink:to="loc_brpa_ReceiptUnderUnitPurchaseOption_953991" use="optional" order="43" />
<loc xlink:type="locator" xlink:href="brpa-20210331.xsd#brpa_OptionGrantsToHoldersDemandAndRightsForPeriods" xlink:label="loc_brpa_OptionGrantsToHoldersDemandAndRightsForPeriods_954013" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_brpa_StockholdersEquityLineItems_953964" xlink:to="loc_brpa_OptionGrantsToHoldersDemandAndRightsForPeriods_954013" use="optional" order="44" />
</definitionLink>
<definitionLink xlink:type="extended" xlink:role="http://bigrockpartners.com/role/FairValueMeasurementsDetails">
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_288" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_285" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_288" xlink:to="loc_us-gaap_StatementTable_285" xbrldt:contextElement="segment" xbrldt:closed="true" use="optional" order="1" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_286" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_285" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_286" use="optional" order="2" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_287" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_286" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_287" use="optional" order="3" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_287_default" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_286" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_287_default" use="optional" order="4" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInputsLevel1Member" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_291" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_287" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_291" use="optional" order="5" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_292" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_287" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_292" use="optional" order="6" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosureAbstract" xlink:label="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_290" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_288" xlink:to="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_290" use="optional" order="7" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeLiabilitiesCurrent" xlink:label="loc_us-gaap_DerivativeLiabilitiesCurrent_294" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_290" xlink:to="loc_us-gaap_DerivativeLiabilitiesCurrent_294" use="optional" order="8" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsFairValueDisclosureAbstract" xlink:label="loc_us-gaap_AssetsFairValueDisclosureAbstract_289" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_288" xlink:to="loc_us-gaap_AssetsFairValueDisclosureAbstract_289" use="optional" order="9" />
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsHeldInTrustNoncurrent" xlink:label="loc_us-gaap_AssetsHeldInTrustNoncurrent_293" />
<definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_289" xlink:to="loc_us-gaap_AssetsHeldInTrustNoncurrent_293" use="optional" order="10" />
</definitionLink>
</linkbase>
