FORM 20-F (Mark One)☐REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g)OF THE SECURITIES EXCHANGE ACT OF 1934 OR OR OR Securities registered or to be registered pursuant to Section12(b) of the Act: *Our American depositary shares to Class B ordinary shares ratio is effective as of April 24, 2026.**Not for trading, but only in connection with the listing on The Nasdaq Stock Market LLC of the American depositary shares. Securities registered or to be registered pursuant to Section12(g) 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 theannual report: As of December31, 2025, there were 50,000,000 Class A ordinary shares and 870,765,000 Class B ordinary shares issued and outstanding, par valueof US$0.00001 per share. 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 Section13 or 15(d) ofthe Securities Exchange Act of 1934.☐Yes☒No Indicate by check mark whether the registrant (1)has filed all reports required to be filed by Section13 or 15(d) of the Securities Exchange Act of1934 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 suchfiling 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 405of Regulation S-T (§232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submitsuch 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 growthcompany. See the definitions of “large accelerated filer,” “accelerated filer,” and “emerging growth company” in Rule 12b-2 of the Exchange Act. Largeacceleratedfiler If an emerging growth company that prepares its financial statements in accordance with U.S. GAAP, indicate by check mark if the registrant haselected not to use the extended transition period for complying with any new or revised financial accounting standards † provided pursuant toSection13(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 itsAccounting Standards Codification after April5, 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 internalcontrol over financial reporting under Section404(b) of the Sarbanes-Oxley Act (15 U.S.C. 7262(b)) by the registered public accounting firm thatprepared or issued its audit report.☐Yes☒No If securities are registered pursuant to Section 12(b) of the Act, indicate by check mark whether the financial statements of the registrant included inthe filing reflect the correction of an error to previously issued financial statements.☐ Indicate by check mark whether any of those error corrections are restatements that required a recovery analysis of incentive-based compensationreceived by any of the registrant’s executive officers during the relevant recovery period pursuant to §240.10D-1(b).☐ Indicate by check mark which basis of accounting the registrant has used to prepare the financial statements included in this filing: If “Other” has been checked in response to the previous question, indicate by check mark which financial statement item the registrant has elected tofollow.☐Item17☐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 SecuritiesExchange Act of 1934 subsequent to the distribution of securities under a plan confirmed by a court.☐Yes☐No Table of Contents PageNo. INTRODUCTIONiiFORWARD-LOOKING INFORMATIONiiiPART I1ITEM 1. IDENTITY OF DIRECTORS, SENIOR MANAGEMENT AND ADVISERS1ITEM 2. OFFER STATISTICS AND EXPECTED TIMETABLE1ITEM 3. KEY INFORMATION1ITEM 4. INFORMATION ON THE COMPANY29ITEM 4A. UNRESOLVED STAFF COMMENTS37ITEM 5. OPERATING AND FINANCIAL REVIEW AND PROSPECTS37ITEM 6. DIRECTORS, SENIOR MANAGEMENT AND EMPLOYEES49ITEM 7. MAJOR SHAREHOLDERS AND RELATED PARTY TRANSACTIONS55ITEM 8. FINANCIAL INFORMATION58ITEM 9. THE OFFER AND LISTING59ITEM 10. ADDITIONAL INFORMATION59ITEM 11. QUANTITATIVE AND QUALITATIVE DISCLOSURES ABOUT MARKET RISK77ITEM 12. DESCRIPTION OF SECURITIES OTHER THAN EQUIT