<?xml version="1.0" encoding="US-ASCII" ?>
    <!-- Field: Doc-Info; Name: Generator; Value: GoFiler Complete; Version: 6.5b -->
    <!-- Field: Doc-Info; Name: VendorURI; Value: https://www.novaworks.com -->
    <!-- Field: Doc-Info; Name: Status; Value: 0x00000000 -->
    <!-- Field: Doc-Info; Name: Misc; Value: +Kopo7xRiXgen8uEbXpMOamM+aPty552eYkxvmR2fXla/yIvmdqSxCPmyH0m4ZUN -->
<schema xmlns="http://www.w3.org/2001/XMLSchema" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:dei="http://xbrl.sec.gov/dei/2026" xmlns:us-gaap="http://fasb.org/us-gaap/2026" xmlns:srt="http://fasb.org/srt/2026" xmlns:srt-types="http://fasb.org/srt-types/2026" xmlns:ecd="http://xbrl.sec.gov/ecd/2026" xmlns:dtr-types="http://www.xbrl.org/dtr/type/2024-01-31" xmlns:NONE="http://sun.com/20260731" elementFormDefault="qualified" targetNamespace="http://sun.com/20260731">
    <annotation>
      <appinfo>
        <link:roleType roleURI="http://sun.com/role/Cover" id="Cover">
          <link:definition>00000001 - Document - Cover</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/CondensedBalanceSheets" id="CondensedBalanceSheets">
          <link:definition>00000002 - Statement - CONDENSED BALANCE SHEETS</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/CondensedBalanceSheetsParenthetical" id="CondensedBalanceSheetsParenthetical">
          <link:definition>00000003 - Statement - CONDENSED BALANCE SHEETS (Parenthetical)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/CondensedStatementsOfOperations" id="CondensedStatementsOfOperations">
          <link:definition>00000004 - Statement - CONDENSED STATEMENTS OF OPERATIONS (Unaudited)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/CondensedStatementsOfOperationsParenthetical" id="CondensedStatementsOfOperationsParenthetical">
          <link:definition>00000005 - Statement - CONDENSED STATEMENTS OF OPERATIONS (Unaudited) (Parenthetical)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/CondensedStatementsOfStockholdersEquityDeficit" id="CondensedStatementsOfStockholdersEquityDeficit">
          <link:definition>00000006 - Statement - CONDENSED STATEMENTS OF STOCKHOLDERS EQUITY (DEFICIT) (Unaudited)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/CondensedStatementsOfCashFlows" id="CondensedStatementsOfCashFlows">
          <link:definition>00000007 - Statement - CONDENSED STATEMENTS OF CASH FLOWS (Unaudited)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/OrganizationAndBusiness" id="OrganizationAndBusiness">
          <link:definition>999013 - Disclosure - ORGANIZATION AND BUSINESS</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/BasisOfPresentation" id="BasisOfPresentation">
          <link:definition>999014 - Disclosure - BASIS OF PRESENTATION</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/GoingConcern" id="GoingConcern">
          <link:definition>999015 - Disclosure - GOING CONCERN</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/SummaryOfSignificantAccountingPolicies" id="SummaryOfSignificantAccountingPolicies">
          <link:definition>999016 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/RevenueAndCostOfRevenue" id="RevenueAndCostOfRevenue">
          <link:definition>999017 - Disclosure - REVENUE AND COST OF REVENUE</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/EquipmentNet" id="EquipmentNet">
          <link:definition>999018 - Disclosure - EQUIPMENT (NET)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/RelatedPartyTransactions" id="RelatedPartyTransactions">
          <link:definition>999019 - Disclosure - RELATED PARTY TRANSACTIONS</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/NoteReceivableRelatedParty" id="NoteReceivableRelatedParty">
          <link:definition>999020 - Disclosure - NOTE RECEIVABLE &#8211; RELATED PARTY</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/UnearnedRevenue" id="UnearnedRevenue">
          <link:definition>999021 - Disclosure - UNEARNED REVENUE</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/OfferingCosts" id="OfferingCosts">
          <link:definition>999022 - Disclosure - OFFERING COSTS</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/StockholdersEquity" id="StockholdersEquity">
          <link:definition>999023 - Disclosure - STOCKHOLDERS&#8217; EQUITY</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/Long-termInvestments" id="Long-termInvestments">
          <link:definition>999024 - Disclosure - LONG-TERM INVESTMENTS</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/Long-termBusinessLoan" id="Long-termBusinessLoan">
          <link:definition>999025 - Disclosure - LONG-TERM BUSINESS LOAN</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/AccruedCompensation" id="AccruedCompensation">
          <link:definition>999026 - Disclosure - ACCRUED COMPENSATION</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/MaterialServiceAgreement" id="MaterialServiceAgreement">
          <link:definition>999027 - Disclosure - MATERIAL SERVICE AGREEMENT</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/IncomeTaxes" id="IncomeTaxes">
          <link:definition>999028 - Disclosure - INCOME TAXES</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/SubsequentEvents" id="SubsequentEvents">
          <link:definition>999029 - Disclosure - SUBSEQUENT EVENTS</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/SummaryOfSignificantAccountingPoliciesPolicies" id="SummaryOfSignificantAccountingPoliciesPolicies">
          <link:definition>999030 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/GoingConcernDetailsNarrative" id="GoingConcernDetailsNarrative">
          <link:definition>999031 - Disclosure - GOING CONCERN (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/SummaryOfSignificantAccountingPoliciesDetailsNarrative" id="SummaryOfSignificantAccountingPoliciesDetailsNarrative">
          <link:definition>999032 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/RevenueAndCostOfRevenueDetailsNarrative" id="RevenueAndCostOfRevenueDetailsNarrative">
          <link:definition>999033 - Disclosure - REVENUE AND COST OF REVENUE (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/EquipmentNetDetailsNarrative" id="EquipmentNetDetailsNarrative">
          <link:definition>999034 - Disclosure - EQUIPMENT (NET) (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/RelatedPartyTransactionsDetailsNarrative" id="RelatedPartyTransactionsDetailsNarrative">
          <link:definition>999035 - Disclosure - RELATED PARTY TRANSACTIONS (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/NoteReceivableRelatedPartyDetailsNarrative" id="NoteReceivableRelatedPartyDetailsNarrative">
          <link:definition>999036 - Disclosure - NOTE RECEIVABLE &#8211; RELATED PARTY (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/UnearnedRevenueDetailsNarrative" id="UnearnedRevenueDetailsNarrative">
          <link:definition>999037 - Disclosure - UNEARNED REVENUE (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/OfferingCostsDetailsNarrative" id="OfferingCostsDetailsNarrative">
          <link:definition>999038 - Disclosure - OFFERING COSTS (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/StockholdersEquityDetailsNarrative" id="StockholdersEquityDetailsNarrative">
          <link:definition>999039 - Disclosure - STOCKHOLDERS&#8217; EQUITY (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/Long-termInvestmentsDetailsNarrative" id="Long-termInvestmentsDetailsNarrative">
          <link:definition>999040 - Disclosure - LONG-TERM INVESTMENTS (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/Long-termBusinessLoanDetailsNarrative" id="Long-termBusinessLoanDetailsNarrative">
          <link:definition>999041 - Disclosure - LONG-TERM BUSINESS LOAN (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/AccruedCompensationDetailsNarrative" id="AccruedCompensationDetailsNarrative">
          <link:definition>999042 - Disclosure - ACCRUED COMPENSATION (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/MaterialServiceAgreementDetailsNarrative" id="MaterialServiceAgreementDetailsNarrative">
          <link:definition>999043 - Disclosure - MATERIAL SERVICE AGREEMENT (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:roleType roleURI="http://sun.com/role/IncomeTaxesDetailsNarrative" id="IncomeTaxesDetailsNarrative">
          <link:definition>999044 - Disclosure - INCOME TAXES (Details Narrative)</link:definition>
          <link:usedOn>link:presentationLink</link:usedOn>
          <link:usedOn>link:calculationLink</link:usedOn>
          <link:usedOn>link:definitionLink</link:usedOn>
        </link:roleType>
        <link:linkbaseRef xlink:type="simple" xlink:href="none-20260731_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Presentation Links" />
        <link:linkbaseRef xlink:type="simple" xlink:href="none-20260731_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Label Links" />
        <link:linkbaseRef xlink:type="simple" xlink:href="none-20260731_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Calculation Links" />
        <link:linkbaseRef xlink:type="simple" xlink:href="none-20260731_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:title="Definition Links" />
      </appinfo>
    </annotation>
    <import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd" />
    <import namespace="http://www.xbrl.org/2003/linkbase" schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" />
    <import namespace="http://xbrl.sec.gov/dei/2026" schemaLocation="https://xbrl.sec.gov/dei/2026/dei-2026.xsd" />
    <import namespace="http://fasb.org/us-gaap/2026" schemaLocation="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd" />
    <import namespace="http://fasb.org/us-types/2026" schemaLocation="https://xbrl.fasb.org/us-gaap/2026/elts/us-types-2026.xsd" />
    <import namespace="http://www.xbrl.org/dtr/type/2024-01-31" schemaLocation="https://www.xbrl.org/dtr/type/2024-01-31/types.xsd" />
    <import namespace="http://xbrl.sec.gov/ecd/2026" schemaLocation="https://xbrl.sec.gov/ecd/2026/ecd-2026.xsd" />
    <import namespace="http://xbrl.sec.gov/country/2026" schemaLocation="https://xbrl.sec.gov/country/2026/country-2026.xsd" />
    <import namespace="http://fasb.org/srt/2026" schemaLocation="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd" />
    <import namespace="http://fasb.org/srt-types/2026" schemaLocation="https://xbrl.fasb.org/srt/2026/elts/srt-types-2026.xsd" />
    <element id="NONE_TechnologyPlatformMember" name="TechnologyPlatformMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="NONE_ShortTermAdvancesMember" name="ShortTermAdvancesMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="NONE_LongTermAdvancesMember" name="LongTermAdvancesMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="NONE_MuyHouseMember" name="MuyHouseMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="NONE_RegisteredOfferingMember" name="RegisteredOfferingMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="NONE_TechnologyPlatformServicesMember" name="TechnologyPlatformServicesMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
    <element id="NONE_IncreaseDecreaseInShortTermNotesPayableRelatedParties" name="IncreaseDecreaseInShortTermNotesPayableRelatedParties" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="NONE_IncreaseDecreaseInLongTermNotesPayableRelatedParties" name="IncreaseDecreaseInLongTermNotesPayableRelatedParties" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="NONE_DisclosureUnearnedRevenueAbstract" name="DisclosureUnearnedRevenueAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="NONE_UnearnedRevenueDisclosureTextBlock" name="UnearnedRevenueDisclosureTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="NONE_DisclosureOfferingCostsAbstract" name="DisclosureOfferingCostsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="NONE_OfferingCostsDisclosureTextBlock" name="OfferingCostsDisclosureTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
</schema>
