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    <element id="HHHHU_StockIssuedDuringPeriodValueNewIssues1" name="StockIssuedDuringPeriodValueNewIssues1" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_StockIssuedDuringPeriodSharesNewIssues1" name="StockIssuedDuringPeriodSharesNewIssues1" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_StockIssuedDuringPeriodValuePrivateUnits" name="StockIssuedDuringPeriodValuePrivateUnits" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_StockIssuedDuringPeriodSharesPrivateOfUnits" name="StockIssuedDuringPeriodSharesPrivateOfUnits" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_StockIssuedDuringPeriodValuePurchaseOfUnit" name="StockIssuedDuringPeriodValuePurchaseOfUnit" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_ConversionOfAdvancesAndShorttermPromissoryNotesToLongtermPromissoryNotes" name="ConversionOfAdvancesAndShorttermPromissoryNotesToLongtermPromissoryNotes" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_DeferredUnderwritingFeePayable3" name="DeferredUnderwritingFeePayable3" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_ChangeInValueOfCommonStockSubjectToRedemption" name="ChangeInValueOfCommonStockSubjectToRedemption" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_InitialClassificationOfCommonStockSubjectToRedemption" name="InitialClassificationOfCommonStockSubjectToRedemption" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_AdvancesFromRelatedParty" name="AdvancesFromRelatedParty" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_ProceedsFromSaleOfUnitPurchaseOption" name="ProceedsFromSaleOfUnitPurchaseOption" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_ProceedsFromSaleOfPrivateUnits" name="ProceedsFromSaleOfPrivateUnits" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_ProceedsFromSaleOfUnitsNetOfUnderwritingDiscountsPaid" name="ProceedsFromSaleOfUnitsNetOfUnderwritingDiscountsPaid" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_BusinessCombinationDescription" name="BusinessCombinationDescription" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_PercentageOfMembershipInterestAcquired" name="PercentageOfMembershipInterestAcquired" nillable="true" xbrli:periodType="instant" type="num:percentItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_ShareExchangeAgreementDescription" name="ShareExchangeAgreementDescription" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_CommonStockShares" name="CommonStockShares" nillable="true" xbrli:periodType="instant" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_AdditionalShareExchangeAgreementDescription" name="AdditionalShareExchangeAgreementDescription" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_CommonStockSharesHeldInEscrow" name="CommonStockSharesHeldInEscrow" nillable="true" xbrli:periodType="instant" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_SaleOfUnitsNetOfUnderwritingDiscountsAndOfferingExpenses" name="SaleOfUnitsNetOfUnderwritingDiscountsAndOfferingExpenses" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_SaleOfPrivateUnits" name="SaleOfPrivateUnits" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_KeenNiceCommunicationsLimitedMember" name="KeenNiceCommunicationsLimitedMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_WarrantsMember" name="WarrantsMember" abstract="true" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_ChardanHealthCareAcquisitionCorpMember" name="ChardanHealthCareAcquisitionCorpMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_WealthbridgeAcquisitionLimitedMember" name="WealthbridgeAcquisitionLimitedMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_TrustAccountMember" name="TrustAccountMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_PrivatePlacement1Member" name="PrivatePlacement1Member" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_SponsorMember" name="SponsorMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_UnderwritersMember" name="UnderwritersMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_PromissoryNoteMember" name="PromissoryNoteMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_AdministrativeServicesMember" name="AdministrativeServicesMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_ServicesArrangementMember" name="ServicesArrangementMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_StarJetCoMember" name="StarJetCoMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_OrdinarySharesMember" name="OrdinarySharesMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_ScienjoyIncMember" name="ScienjoyIncMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_ScienjoyMember" name="ScienjoyMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_DocumentAndEntityInformationAbstract" name="DocumentAndEntityInformationAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_StockIssuedDuringPeriodValueChangInValueOfOrdinarySharesSubjectToPossibleRedemption" name="StockIssuedDuringPeriodValueChangInValueOfOrdinarySharesSubjectToPossibleRedemption" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_StockIssuedDuringPeriodSharesChangInValueOfOrdinarySharesSubjectToPossibleRedemptionShares" name="StockIssuedDuringPeriodSharesChangInValueOfOrdinarySharesSubjectToPossibleRedemptionShares" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_InitialPublicOfferingAbstract" name="InitialPublicOfferingAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_PrivatePlacementAbstract" name="PrivatePlacementAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_DescriptionOfOrganizationAndBusinessOperationsTextualAbstract" name="DescriptionOfOrganizationAndBusinessOperationsTextualAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_SummaryOfSignificantAccountingPoliciesTextualAbstract" name="SummaryOfSignificantAccountingPoliciesTextualAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_InitialPublicOfferingTextualAbstract" name="InitialPublicOfferingTextualAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_PrivatePlacementTextualAbstract" name="PrivatePlacementTextualAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_AllCurrenciesDomain" name="AllCurrenciesDomain" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_RelatedPartyTransactionsTextualAbstract" name="RelatedPartyTransactionsTextualAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_PromissoryNoteTextualAbstract" name="PromissoryNoteTextualAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_CommitmentsAndContingenciesTextualAbstract" name="CommitmentsAndContingenciesTextualAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="HHHHU_ShareholdersEquityTextualAbstract" name="ShareholdersEquityTextualAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
</schema>
