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UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington , D.C. 20549 FORM 10 - K ( Mark One ) > 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 For the transition period from Commission file number 001-39672 Cayman Islands ( State or Other Jurisdiction of Incorporation or Organization ) 8 / F Printing House 6 Duddell Street Hong Kong ( Address of Principal Executive Offices ) DUDDELL STREET ACQUISITION CORP . ( Exact Name of Registrant as Specified in Its Charter ) Title of Each Class Class A ordinary shares , par value $ 0.0001 per share Redeemable warrants , each warrant exercisable for one Class A ordinary share at an exercise price of $ 11.50 Units , each consisting of one Class A ordinary share and one - half of one redeemable warrant Large accelerated filer Non - accelerated filer Registrant's telephone number , including area code : +1 212-905-4923 Securities registered pursuant to Section 12 ( b ) of the Act : Trading Symbol ( s ) to DSAC DSACW 风口 DSACU X N / A ( I.R.S. Employer Identification Number ) N / A Zip Code Indicate by check mark if the Registrant is a well - known seasoned issuer , as defined in Rule 405 of the Securities Act . Yes No Indicate by check mark if the Registrant is not required to file reports pursuant to Section 13 or Section 15 ( d ) of the Act . Yes No 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 Name of Each Exchange on Which Registered The Nasdaq Stock Market LLC The Nasdaq Stock Market LLC The Nasdaq Stock Market LLC Securities registered pursuant to Section 12 ( g ) of the Act : None 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 , a smaller reporting company , or an emerging growth company . See the definitions of " large accelerated filer , " " accelerated filer , " " smaller reporting company , " and " emerging growth company " in Rule 12b - 2 of the Exchange Act . Accelerated filer Smaller reporting company Emerging growth company X If an emerging growth company , 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 . Indicate by check mark whether the Registrant is a shell company ( as defined in Rule 12b - 2 of the Act ) . Yes No The registrant was not a public company as of the last business day of its most recently completed second fiscal quarter and therefore , cannot calculate the aggregate market value of its Class A ordinary shares held by non - affiliates as of such date . As of March 31 , 2021 , 17,500,000 Class A ordinary shares , par value $ 0.0001 per share , and 4,375,000 Class B ordinary shares , par value $ 0.0001 per share , were issued and outstanding , respectively .