UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Title of each class Trading Symbol Name of each exchange on which registered Ordinary shares, par value $0.0001 per share MKDW The Nasdaq Stock Market LLC Warrants to purchase ordinary shares MKDWW The Nasdaq Stock Market LLC FORM 20-F (Mark One) ☐ 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 ...