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(Mark One)REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 (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. 1,370,016,554 Class A ordinary shares (excluding the 1,511,242 Class A ordinary shares issued to the depositary bank for bulk issuance of ADSsreserved for future issuances upon the exercise or vesting of awards granted under the Share Incentive Plan), 40,809,861 Class B ordinary shares and1,151,221,338 senior preferred convertible shares, par value US$0.0001 per share, as of March 31, 2023. 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) ofthe Securities Exchange Act of 1934. 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 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. Table of Contents 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. 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 to Section13(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 AccountingStandards 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 internalcontrol over financial reporting under Section 404(b) of the Sarbanes-Oxley Act (15 U.S.C. 7262(b)) by the registered public accounting firm thatprepared or issued its audit report.☒ 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: 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 tofollow. 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 TABLE OF CONTENTS INTRODUCTION1 FORWARD-LOOKING INFORMATION2 PART I Item 1.Identity of Directors, Senior Management and Advisers3Item 2.Offer Statistics and Expected Timetable3Item 3.Key Information3Item 4.Information on the Company60Item 4A.Unresolved Staff Comments93Item 5.Operating and Financial Review and Prospects94Item 6.Directors, Senior Management and Employees113Item 7.Major Shareholders and Related Party Transactions123Item 8.Financial Information127Item 9.The Offer and Listing128Item 10.Additional Information128Item 11.Quantitative and Qualitative Disclosures about Market Risk144Item 12.Description of Securities Other than Equity Securities145 PART II Item 13.Defaults, Dividend Arrearages and Delinquencies147Item 14.Material Modifications to the Rights of Security Holders and Use ofProceeds147Item 15.Controls and Procedures147Item16A.Audit C