<?xml version="1.0" encoding="UTF-8" standalone="no"?><!--ICGIG V1.0 (06-10-2025)--><xbrli:xbrl xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:in-capmkt="http://www.sebi.gov.in/xbrl/2024-12-31/in-capmkt" xmlns:in-capmkt-ent="http://www.sebi.gov.in/xbrl/IntegratedGovernance/2024-12-31/in-capmkt/in-capmkt-ent" xmlns:in-capmkt-roles="http://www.sebi.gov.in/xbrl/IntegratedGovernance/2024-12-31/in-capmkt-roles" xmlns:in-capmkt-types="http://www.sebi.gov.in/xbrl/2024-12-31/in-capmkt-types" xmlns:iso4217="http://www.xbrl.org/2003/iso4217" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:negated="http://www.xbrl.org/2009/role/negated" xmlns:net="http://www.xbrl.org/2009/role/net" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" xmlns:num="http://www.xbrl.org/dtr/type/numeric" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xl="http://www.xbrl.org/2003/XLink" xmlns:xlink="http://www.w3.org/1999/xlink"><link:schemaRef xlink:href="in-capmkt-ent-2024-12-31.xsd" xlink:type="simple"/><xbrli:context id="MainD"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/Symbol">SYLVANPLY</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2025-07-01</xbrli:startDate><xbrli:endDate>2025-09-30</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="MainI"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/Symbol">SYLVANPLY</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2025-09-30</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="PY_I"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/Symbol">SYLVANPLY</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2025-06-30</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="I_OngoingTaxLitigationsOrDisputes1"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/Symbol">SYLVANPLY</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2025-09-30</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-capmkt:OngoingTaxLitigationsOrDisputesAxis"><in-capmkt:OngoingTaxLitigationsOrDisputesDomain>OngoingTaxLitigationsOrDisputesDomain1</in-capmkt:OngoingTaxLitigationsOrDisputesDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context><xbrli:context id="I_OngoingTaxLitigationsOrDisputes2"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/Symbol">SYLVANPLY</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2025-09-30</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-capmkt:OngoingTaxLitigationsOrDisputesAxis"><in-capmkt:OngoingTaxLitigationsOrDisputesDomain>OngoingTaxLitigationsOrDisputesDomain2</in-capmkt:OngoingTaxLitigationsOrDisputesDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context><xbrli:unit id="pure"><xbrli:measure>xbrli:pure</xbrli:measure></xbrli:unit><in-capmkt:ScripCode contextRef="MainI">000000</in-capmkt:ScripCode><in-capmkt:Symbol contextRef="MainI">SYLVANPLY</in-capmkt:Symbol><in-capmkt:MSEISymbol contextRef="MainI">NOTLISTED</in-capmkt:MSEISymbol><in-capmkt:ISIN contextRef="MainI">INE01IH01015</in-capmkt:ISIN><in-capmkt:NameOfTheCompany contextRef="MainI">SYLVAN PLYBOARD (INDIA) LIMITED</in-capmkt:NameOfTheCompany><in-capmkt:DateOfStartOfFinancialYear contextRef="MainI">2025-04-01</in-capmkt:DateOfStartOfFinancialYear><in-capmkt:DateOfEndOfFinancialYear contextRef="MainI">2026-03-31</in-capmkt:DateOfEndOfFinancialYear><in-capmkt:ReportingQuarter contextRef="MainI">Half Yearly</in-capmkt:ReportingQuarter><in-capmkt:DateOfEndOfReportingPeriod contextRef="MainI">2025-09-30</in-capmkt:DateOfEndOfReportingPeriod><in-capmkt:TypeOfCompany contextRef="MainD">SME</in-capmkt:TypeOfCompany><in-capmkt:WhetherPartAOfAnnexureIOfTheSEBICircularDated31December2024RelatedToComplianceReportOnCorporateGovernanceIsApplicableToTheEntity contextRef="MainD">false</in-capmkt:WhetherPartAOfAnnexureIOfTheSEBICircularDated31December2024RelatedToComplianceReportOnCorporateGovernanceIsApplicableToTheEntity><in-capmkt:ReasonForPartAOfAnnexureIOfTheSEBICircularDated31December2024RelatedToComplianceReportOnCorporateGovernanceIsNotApplicableToTheEntity contextRef="MainD">Pursuant to Regulation 15(2) of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, compliance with the corporate governance provisions as specified in regulations 17, [17A], 18, 19, 20, 21, 22, 24, [24A,] 25, 26, 26A, 27 and clauses (b) to (i) [and (t)] of sub-regulation (2) of regulation 46 and para C, D and E of Schedule V are not applicable to the Company which has listed its specified securities on the SME Exchange. Accordingly, it may be noted that the Company has listed its specified securities on the Emerge Platform of NSE and hence Corporate Governance Provisions are not applicable to the Company for the quarter ended September 30, 2025.</in-capmkt:ReasonForPartAOfAnnexureIOfTheSEBICircularDated31December2024RelatedToComplianceReportOnCorporateGovernanceIsNotApplicableToTheEntity><in-capmkt:WhetherPartBOfAnnexureIOfTheSEBICircularDated31December2024RelatedToInvestorGrievanceRedressalReportIsApplicableToTheEntity contextRef="MainD">true</in-capmkt:WhetherPartBOfAnnexureIOfTheSEBICircularDated31December2024RelatedToInvestorGrievanceRedressalReportIsApplicableToTheEntity><in-capmkt:WhetherPartCOfAnnexureIOfTheSEBICircularDated31December2024RelatedToDisclosureOfAcquisitionOfSharesOrVotingRightsInUnlistedCompaniesIsApplicableToTheEntity contextRef="MainD">false</in-capmkt:WhetherPartCOfAnnexureIOfTheSEBICircularDated31December2024RelatedToDisclosureOfAcquisitionOfSharesOrVotingRightsInUnlistedCompaniesIsApplicableToTheEntity><in-capmkt:ReasonForPartCOfAnnexureIOfTheSEBICircularDated31December2024RelatedToDisclosureOfAcquisitionOfSharesOrVotingRightsInUnlistedCompaniesIsNotApplicableToTheEntity contextRef="MainD">During the period ending 30th September, 2025 there are no such acquisition of shares or voting rights in the unlisted companies. Hence, the disclosure is not applicable to the Company.</in-capmkt:ReasonForPartCOfAnnexureIOfTheSEBICircularDated31December2024RelatedToDisclosureOfAcquisitionOfSharesOrVotingRightsInUnlistedCompaniesIsNotApplicableToTheEntity><in-capmkt:WhetherPartDOfAnnexureIOfTheSEBICircularDated31December2024RelatedToDisclosureOfImpositionOfFineOrPenaltyIsApplicableToTheEntity contextRef="MainD">false</in-capmkt:WhetherPartDOfAnnexureIOfTheSEBICircularDated31December2024RelatedToDisclosureOfImpositionOfFineOrPenaltyIsApplicableToTheEntity><in-capmkt:ReasonForPartDOfAnnexureIOfTheSEBICircularDated31December2024RelatedToDisclosureOfImpositionOfFineOrPenaltyIsNotApplicableToTheEntity contextRef="MainD">During the period ending 30th September, 2025 there are no such imposition of fine or penalty. Hence, the disclosure is not applicable to the Company.</in-capmkt:ReasonForPartDOfAnnexureIOfTheSEBICircularDated31December2024RelatedToDisclosureOfImpositionOfFineOrPenaltyIsNotApplicableToTheEntity><in-capmkt:WhetherPartEOfAnnexureIOfTheSEBICircularDated31December2024RelatedToDisclosureOfUpdatesToOngoingTaxLitigationsOrDisputesIsApplicableToTheEntity contextRef="MainD">true</in-capmkt:WhetherPartEOfAnnexureIOfTheSEBICircularDated31December2024RelatedToDisclosureOfUpdatesToOngoingTaxLitigationsOrDisputesIsApplicableToTheEntity><in-capmkt:WhetherPartFOfAnnexureIOfTheSEBICircularDated31December2024RelatedToDisclosureOfLoansOrGuaranteesOrComfortLettersOrSecuritiesEtcIsApplicableToTheEntity contextRef="MainD">false</in-capmkt:WhetherPartFOfAnnexureIOfTheSEBICircularDated31December2024RelatedToDisclosureOfLoansOrGuaranteesOrComfortLettersOrSecuritiesEtcIsApplicableToTheEntity><in-capmkt:ReasonForPartFOfAnnexureIOfTheSEBICircularDated31December2024RelatedToDisclosureOfLoansOrGuaranteesOrComfortLettersOrSecuritiesEtcIsNotApplicableToTheEntity contextRef="MainD">During the period ending 30th September, 2025, the Company has not given loans/guarantees/ comfort letters/ securities etc. Hence, the disclosure is not applicable to the company.</in-capmkt:ReasonForPartFOfAnnexureIOfTheSEBICircularDated31December2024RelatedToDisclosureOfLoansOrGuaranteesOrComfortLettersOrSecuritiesEtcIsNotApplicableToTheEntity><in-capmkt:IsSCORESIDAvailable contextRef="MainI">true</in-capmkt:IsSCORESIDAvailable><in-capmkt:SCORESRegistrationID contextRef="MainI">coms02069</in-capmkt:SCORESRegistrationID><in-capmkt:TypeOfSubmission contextRef="MainI">Original</in-capmkt:TypeOfSubmission><in-capmkt:NoOfInvestorComplaints contextRef="PY_I" decimals="0" unitRef="pure">0</in-capmkt:NoOfInvestorComplaints><in-capmkt:NoOfInvestorComplaintsReceivedDuringThePeriod contextRef="MainD" decimals="0" unitRef="pure">0</in-capmkt:NoOfInvestorComplaintsReceivedDuringThePeriod><in-capmkt:NoOfInvestorComplaintsDisposedOffDuringThePeriod contextRef="MainD" decimals="0" unitRef="pure">0</in-capmkt:NoOfInvestorComplaintsDisposedOffDuringThePeriod><in-capmkt:NoOfInvestorComplaints contextRef="MainI" decimals="0" unitRef="pure">0</in-capmkt:NoOfInvestorComplaints><in-capmkt:NoOfInvestorComplaintsDuringThePeriod contextRef="MainD" decimals="0" unitRef="pure">0</in-capmkt:NoOfInvestorComplaintsDuringThePeriod><in-capmkt:NameOfTheOpposingParty contextRef="I_OngoingTaxLitigationsOrDisputes1">Deputy Commissioner, Commercial Taxes, Large Taxpayer Unit, Government of West Bengal</in-capmkt:NameOfTheOpposingParty><in-capmkt:DateOfInitiationOfTheLitigationDispute contextRef="I_OngoingTaxLitigationsOrDisputes1">2025-06-18</in-capmkt:DateOfInitiationOfTheLitigationDispute><in-capmkt:StatusOfTheLitigationDisputeAsPerLastDisclosure contextRef="I_OngoingTaxLitigationsOrDisputes1">The Company has filed a Special Leave Petition before the Hon’ble Supreme Court of India on July 20, 2025, challenging the demand notices issued under the repealed West Bengal Tax on Entry of Goods into Local Areas Act, 2012. These notices, aggregating to Rs 340.00 lakhs, pertain to Financial Years 2015–16, 2016–17, and the first quarter of 2017–18. The matter is currently sub judice, and the Company continues to contest the demands on legal grounds.</in-capmkt:StatusOfTheLitigationDisputeAsPerLastDisclosure><in-capmkt:CurrentStatusOfTheLitigationOrDispute contextRef="I_OngoingTaxLitigationsOrDisputes1">The Hon’ble Supreme Court has granted a stay on the demand, and the proceedings are currently ongoing.</in-capmkt:CurrentStatusOfTheLitigationOrDispute><in-capmkt:NameOfTheOpposingParty contextRef="I_OngoingTaxLitigationsOrDisputes2">Deputy Commissioner, Commercial Taxes, Large Taxpayer Unit, Government of West Bengal</in-capmkt:NameOfTheOpposingParty><in-capmkt:DateOfInitiationOfTheLitigationDispute contextRef="I_OngoingTaxLitigationsOrDisputes2">2025-06-20</in-capmkt:DateOfInitiationOfTheLitigationDispute><in-capmkt:StatusOfTheLitigationDisputeAsPerLastDisclosure contextRef="I_OngoingTaxLitigationsOrDisputes2">The Company has filed a Special Leave Petition before the Hon’ble Supreme Court of India on July 20, 2025, challenging the demand notices issued under the repealed West Bengal Tax on Entry of Goods into Local Areas Act, 2012. This demand notice aggregating to Rs 103.75 lakhs, pertain to Financial Year 2014–15. The matter is currently sub judice, and the Company continues to contest the demands on legal grounds.</in-capmkt:StatusOfTheLitigationDisputeAsPerLastDisclosure><in-capmkt:CurrentStatusOfTheLitigationOrDispute contextRef="I_OngoingTaxLitigationsOrDisputes2">The Hon’ble Supreme Court has granted a stay on the demand, and the proceedings are currently ongoing.</in-capmkt:CurrentStatusOfTheLitigationOrDispute></xbrli:xbrl>