【Chiang Sheng Hsin】Announcement of Company Name Change from "Chiang Sheng Hsin Co., Ltd." to "Chiang Sheng Hsin Investment Holdings Co., Ltd.", Announcement Period: February 12, 2026 to May 11, 2026.

1. Date of occurrence of the event: February 11, 2026 2. Company name: Chiang Sheng Hsin Investment Holdings Co., Ltd. (formerly: Chiang Sheng Hsin Co., Ltd.) 3. Relationship with the company (please enter "parent company" or "subsidiary"): Parent company 4. Mutual shareholding ratio: Not applicable 5. Reason for occurrence: (1) Date of approval for company name change/date of occurrence of event: February 11, 2026 (2) Approval document number for company name change: Jing Shou Shang Zi No. 11530001440 (3) Date of shareholders' meeting resolution on name change: December 01, 2025 (4) Former company name: Chiang Sheng Hsin Co., Ltd. (5) New company name: Chiang Sheng Hsin Investment Holdings Co., Ltd. (6) Former company abbreviation: Chiang Sheng Hsin (7) New company abbreviation: Chiang Sheng Hsin 6. Countermeasures: None 7. Other matters that should be specified: (1) The company obtained the Ministry of Economic Affairs' approval letter for change registration (issuance date: February 12, 2026) on February 11, 2026. In accordance with Article 45 of the Operating Rules of the Taiwan Stock Exchange Corporation, this announcement will be made for three consecutive months. (2) The company's stock code listed on the centralized trading market remains "1463" and has not changed.