As filed with the U.S. Securities and Exchange Commission on September 5, 2024 Registration No. 333-280312 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 2 to FORM F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 YSX Tech. Co., Ltd (Exact name of registrant as specified in its charter) | Cayman Islands | 7389 | Not Applicable | | --- | --- | --- | | (State or other jurisdiction of | (Primary Standard Industrial | (I.R.S. Employer | | incorporation or organiz ...