<SEC-DOCUMENT>0001104659-26-031428.txt : 20260318
<SEC-HEADER>0001104659-26-031428.hdr.sgml : 20260318
<ACCEPTANCE-DATETIME>20260318183224
ACCESSION NUMBER:		0001104659-26-031428
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20260318
FILED AS OF DATE:		20260318
DATE AS OF CHANGE:		20260318

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			He Chao
		CENTRAL INDEX KEY:			0002112699
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38878
		FILM NUMBER:		26771212

	MAIL ADDRESS:	
		ADDRESS IS A NON US LOCATION: 	YES
		STREET 1:		POLY PLAZA EAST TOWER 2F
		STREET 2:		NO.66 XIANGBIN ROAD
		CITY:			BEIJING
		PROVINCE COUNTRY:   	F4
		ZIP:			00000

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			So-Young International Inc.
		CENTRAL INDEX KEY:			0001758530
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER PROCESSING & DATA PREPARATION [7374]
		ORGANIZATION NAME:           	06 Technology
		EIN:				000000000
		STATE OF INCORPORATION:			E9
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		ADDRESS IS A NON US LOCATION: 	YES
		STREET 1:		2/F, EAST TOWER, POLY PLAZA
		STREET 2:		NO. 66 XIANGBIN ROAD, CHAOYANG DISTRICT
		CITY:			BEIJING
		PROVINCE COUNTRY:   	F4
		ZIP:			100012
		BUSINESS PHONE:		00861087902012

	MAIL ADDRESS:	
		ADDRESS IS A NON US LOCATION: 	YES
		STREET 1:		2/F, EAST TOWER, POLY PLAZA
		STREET 2:		NO. 66 XIANGBIN ROAD, CHAOYANG DISTRICT
		CITY:			BEIJING
		PROVINCE COUNTRY:   	F4
		ZIP:			100012
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>tm269032-4_3seq1.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0607</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2026-03-18</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001758530</issuerCik>
        <issuerName>So-Young International Inc.</issuerName>
        <issuerTradingSymbol>SY</issuerTradingSymbol>
        <issuerForeignTradingSymbol></issuerForeignTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0002112699</rptOwnerCik>
            <rptOwnerName>He Chao</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerNonUSAddressFlag>true</rptOwnerNonUSAddressFlag>
            <rptOwnerStreet1>2/F, EAST TOWER, POLY PLAZA</rptOwnerStreet1>
            <rptOwnerStreet2>NO. 66 XIANGBIN ROAD, CHAOYANG DISTRICT</rptOwnerStreet2>
            <rptOwnerCity>BEIJING</rptOwnerCity>
            <rptOwnerNonUSStateTerritory>F4</rptOwnerNonUSStateTerritory>
            <rptOwnerCountry>F4</rptOwnerCountry>
            <rptOwnerZipCode>100012</rptOwnerZipCode>
            <rptOwnerStateDescription>CHINA</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <ownerSignature>
        <signatureName>/s/ Chao He</signatureName>
        <signatureDate>2026-03-18</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
