SCHEDULE 13G/A 0002044237 XXXXXXXX LIVE 1 Ordinary shares, par value $0.01 per share 06/10/2025 0001976908 JIADE Ltd G7396L103 Unit 2-02, Puningdun Business Plaza NO.1702&1706 MINJIANG RD, JINJIAN DIST. Chengdu City, Sichuan Province F4 610000 Rule 13d-1(d) WISMASS INTERNATIONAL HOLDINGS LIMITED D8 0.00 0.00 0.00 0.00 0.00 N 0 FI Ka Fai Koly Chan K3 0.00 0.00 0.00 0.00 0.00 N 0 IN The following constitutes Amendment No. 1 ("Amendment No. 1") to the Schedule 13G jointly filed with the SEC by Wismass International Holdings Limited and Ka Fai Koly Chan (each a "Reporting Person" or collectively, the "Reporting Persons") on November 14, 2024 (the "Schedule 13G"). This Amendment No. 1 amends and supplements the Schedule 13G as specifically set forth herein. The Reporting Persons are filing this Amendment No. 1 to report certain changes in their beneficial ownership of ordinary shares of the issuer as a result of the sale of an aggregate of 1,835,471 ordinary shares. All capitalized terms contained herein but not otherwise defined shall have the meanings ascribed to such terms in the Schedule 13G. Information given in response to each Item below shall be deemed incorporated by reference in all other Items where such information is relevant and applicable. Except as set forth herein, the Schedule 13G is unmodified and remains in full force and effect. JIADE Ltd Unit 2-02, Puningdun Business Plaza, No. 1702 and 1706 Minjiang Road, Jinjiang District, Chengdu City, Sichuan Province, China. The information required by Items 4(a)-(c) is set forth in Rows 5-11 of each Cover Page and is incorporated herein by reference. N Y WISMASS INTERNATIONAL HOLDINGS LIMITED /s/ Ka Fai Koly Chan 07/11/2025 Ka Fai Koly Chan /s/ Ka Fai Koly Chan 07/11/2025