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( Mark One ) ㅁ ☑ ☐ UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON , D.C. 20549 FORM 20 - F REGISTRATION STATEMENT PURSUANT TO SECTION 12 ( b ) OR 12 ( g ) OF THE SECURITIES EXCHANGE ACT OF 1934 OR ANNUAL REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31 , 2020 OR TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SHELL COMPANY REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of event requiring this shell company report .. ☐ Commission file number : 001-39703 For the transition period from to Yatsen Holding Limited ( Exact name of Registrant as specified in its charter ) N / A ( Translation of Registrant's name into English ) Cayman Islands ( Jurisdiction of incorporation or organization ) 32-35 , 38 / F , Poly Midtown Plaza No.23 East Xuanyue Street , Haizhu District Guangzhou 510330 People's Republic of China ( Address of principal executive offices ) Donghao Yang , Chief Financial Officer 32-35 , 38 / F , Poly Midtown Plaza No.23 East Xuanyue Street , Haizhu District Guangzhou 510330 People's Republic of China Telephone : +86 20-3837 3543 ( Name , Telephone , E - mail and / or Facsimile number and Address of Company Contact Person ) Securities registered or to be registered pursuant to Section 12 ( b ) of the Act : Title of each class American Depositary Shares , each representing four Class A ordinary shares , par value US $ 0.00001 per share Class A ordinary shares , par value US $ 0.00001 per share * Trading Symbol ( s ) YSG Name of each exchange on which registered New York Stock Exchange New York Stock Exchange * Not for trading , but only in connection with the listing on the New York Stock Exchange of our American depositary shares , each American depositary shares representing four Class A ordinary shares . Securities registered or to be registered pursuant to Section 12 ( g ) of the Act : None ( Title of Class ) Securities for which there is a reporting obligation pursuant to Section 15 ( d ) of the Act : None ( Title of Class ) Indicate the number of outstanding shares of each of the issuer's classes of capital or common stock as of the close of the period covered by the annual report . As of December 31 , 2020 , there were 2,697,173,763 ordinary shares outstanding , being the sum of 1,736,321,157 Class A ordinary shares and 960,852,606 Class B ordinary shares . Indicate by check mark if the registrant is a well - known seasoned issuer , as defined in Rule 405 of the Securities Act . Yes No If this report is an annual or transition report , indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or 15 ( d ) of the Securities Exchange Act of 1934. Yes > No Note - Checking the box above will not relieve any registrant required to file reports pursuant to Section 13 or 15 ( d ) of the Securities Exchange Act of 1934 from their obligations under those Sections . Indicate by check mark whether the registrant : ( 1 ) has filed all reports required to be filed by Section 13 or 15 ( d ) of the Securities Exchange Act of 1934 during the preceding 12 months ( or for such shorter period that the registrant was required to file such reports ) , and ( 2 ) has been subject to such filing requirements for the past 90 days . Yes □ No Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S - T ( $ 232.405 of this chapter ) during the preceding 12 months ( or for such shorter period that the registrant was required to submit such files ) . Yes No Indicate by check mark whether the registrant is a large accelerated filer , an accelerated filer , a non - accelerated filer , or an emerging growth company . See definition of " accelerated filer and large accelerated filer " and " emerging growth company " in Rule 12b - 2 of the Exchange Act : Large accelerated filer ㅁ Accelerated filer ☐ Non - accelerated filer X Emerging growth company If an emerging growth company that prepares its financial statements in accordance with U.S. GAAP , indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13 ( a ) of the Exchange Act . * The term " new or revised financial accounting standard " refers to any update issued by the Financial Accounting Standards Board to its Accounting Standards Codification after April 5 , 2012 . Indicate by check mark whether the registrant has filed a report on and attestation to its management's assessment of the effectiveness of its internal control over financial reporting under Section 404 ( b ) of the Sarbanes - Oxley Act ( 15 U.S.C. 7262 ( b ) ) by the registered public accounting firm that prepared or issued its audit report . Yes No Indicate by check mark which basis of accounting the registrant has been to prepare the financial statements included in this filing : U.S. GAAP International Financial Reporting Standards as issued by the International Accounting Standards Board Other ■ If “ other ” has been checked in response to the previous question , indicate by check mark which financial statement item the registrant has elected to follow . Item 17 □ Item 18 If this is an annual report , indicate by check mark whether the registrant is a shell company ( as defined in Rule 12b - 2 of the Exchange Act ) . □ Yes No ( APPLICABLE ONLY TO ISSUERS INVOLVED IN BANKRUPTCY PROCEEDINGS DURING THE PAST FIVE YEARS ) Indicate by check mark whether the registrant has filed all documents and reports required to be filed by Sections 12 , 13 or 15 ( d ) of the Securities Exchange Act of 1934 subsequent to the distribution of securities under a plan confirmed by a court . Yes No