As filed with the U.S. Securities and Exchange Commission on March 21, 2023 Registration No. 333-259767 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 13 TO FORM F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 JIN MEDICAL INTERNATIONAL LTD. (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organization) Cayman Islands 3790 Not Applicable (Primary Standard Industrial Classification Code Number) (I.R.S. Em ...