2027 Taichin Steel Annual Shareholders' Meeting Elects New Directors

Release Date: June 19, 2027 Statement Date: June 18, 2027 Statement Time: 14:48:36 Company Code: 2027 Company Name: Taichin Steel Subject: Election of Directors (including Independent Directors) at the 2027 Annual Shareholders' Meeting Applicable Clause: Clause 6 Event Date: June 16, 2027

Details: 1. Date of Change: 06/16/2027 2. Category of Appointment or Change (please specify: corporate director, corporate supervisor, independent director, individual director, or individual supervisor): Corporate Director, Individual Director, Independent Director 3. Former Directors and Supervisors (Title and Name): Director: Hsieh Li-Yun, representative of Wei-Yi Investment Co., Ltd. Director: Hsieh Jung-Kun, representative of Da-Ying-Cheng Investment Co., Ltd. Director: Tsai Yung-Yu Director: Tsai Chao-Chin Director: Ou I-Lan, representative of Li-Chih Investment Co., Ltd. Director: Hsieh Ni-I Director: Tu Shih-Hsien Director: Lin Mei-Feng, representative of Taipei City Lin Fang-Chin Social Welfare & Charity Foundation Independent Director: Shen Ming-Chang Independent Director: Hsu Chun-An Independent Director: Wang Kuang-Hsiang Independent Director: Wang Kuang-Tz

4. Former Directors' Resumes: Director: Hsieh Li-Yun — Chairman, Taichin Stainless Steel Industrial Co., Ltd. Director: Hsieh Jung-Kun — Director & General Manager, Taichin Stainless Steel Industrial Co., Ltd. Director: Tsai Yung-Yu — Chairman, Chin-Ho Enterprise Co., Ltd. Director: Tsai Chao-Chin — Chairman, Fang-Sheng Screw Co., Ltd. Director: Ou I-Lan — Chairman, Li-Chi Industrial Co., Ltd. Director: Hsieh Ni-I — Director, Taichin Stainless Steel Industrial Co., Ltd. Director: Tu Shih-Hsien — Vice President, Taichin International Company (USA) Director: Lin Mei-Feng — Director, Taichin Stainless Steel Industrial Co., Ltd. Independent Director: Shen Ming-Chang — Independent Director, Compensation Committee Member, Audit Committee Member, Taichin Stainless Steel Industrial Co., Ltd. Independent Director: Hsu Chun-An — Independent Director, Compensation Committee Member, Audit Committee Member, Taichin Stainless Steel Industrial Co., Ltd. Independent Director: Wang Kuang-Hsiang — Independent Director, Compensation Committee Member, Audit Committee Member, Taichin Stainless Steel Industrial Co., Ltd. Independent Director: Wang Kuang-Tz — Independent Director, Audit Committee Member, Taichin Stainless Steel Industrial Co., Ltd.

5. Newly Appointed Directors and Supervisors (Title and Name): Director: Hsieh Li-Yun, representative of Wei-Yi Investment Co., Ltd. Director: Hsieh Jung-Kun, representative of Da-Ying-Cheng Investment Co., Ltd. Director: Tsai Yung-Yu Director: Tsai Chao-Chin Director: Ou I-Lan, representative of Li-Chih Investment Co., Ltd. Director: Hsieh Ni-I Director: Tu Shih-Hsien Director: Lin Mei-Feng, representative of Taipei City Lin Fang-Chin Social Welfare & Charity Foundation Independent Director: Lan Hsien-Ming Independent Director: Liang Chi-Yen Independent Director: Lee Pei-Ling Independent Director: Fang Yen-Ting

6. Newly Appointed Directors' Resumes: Director: Hsieh Li-Yun — Chairman, Taichin Stainless Steel Industrial Co., Ltd. Director: Hsieh Jung-Kun — Director & General Manager, Taichin Stainless Steel Industrial Co., Ltd. Director: Tsai Yung-Yu — Chairman, Chin-Ho Enterprise Co., Ltd. Director: Tsai Chao-Chin — Chairman, Fang-Sheng Screw Co., Ltd. Director: Ou I-Lan — Chairman, Li-Chi Industrial Co., Ltd. Director: Hsieh Ni-I — Director, Taichin Stainless Steel Industrial Co., Ltd. Director: Tu Shih-Hsien — Vice President, Taichin International Company (USA) Director: Lin Mei-Feng — Director, Taichin Stainless Steel Industrial Co., Ltd. Independent Director: Lan Hsien-Ming — Former General Manager / Chairman, China Steel Aluminium Co., Ltd. Independent Director: Liang Chi-Yen — Member, Compensation Committee, Shin Kong Textile Co., Ltd. Independent Director: Lee Pei-Ling — Founder, Taipei Private Wen-Tsai Wisdom Academic Tutoring Center Independent Director: Fang Yen-Ting — Director, JSTK Advisory LLC (USA)

7. Nature of Change (please enter 'resignation', 'dismissal', 'end of term', 'deceased', or 'new appointment'): End of Term 8. Reason for Change: Regular election due to end of term 9. Number of Shares Held by New Appointees at Time of Election: Director: Hsieh Li-Yun, representative of Wei-Yi Investment Co., Ltd. (196,430 shares) Director: Hsieh Jung-Kun, representative of Da-Ying-Cheng Investment Co., Ltd. (95,101,808 shares) Director: Tsai Yung-Yu (1,719,618 shares) Director: Tsai Chao-Chin (4,097,180 shares) Director: Ou I-Lan, representative of Li-Chih Investment Co., Ltd. (466,989 shares) Director: Hsieh Ni-I (1,126,552 shares) Director: Tu Shih-Hsien (8,046,716 shares) Director: Lin Mei-Feng, representative of Taipei City Lin Fang-Chin Social Welfare & Charity Foundation (2,607,156 shares) Independent Director: Lan Hsien-Ming (83,984 shares) Independent Director: Liang Chi-Yen (0 shares) Independent Director: Lee Pei-Ling (0 shares) Independent Director: Fang Yen-Ting (0 shares)

10. Previous Term (e.g., 06/26/2023 ~ 06/25/2026): 06/26/2023 ~ 06/25/2026 11. Effective Date of New Appointments: 06/16/2027 12. Director Turnover Rate within Same Term: Not applicable 13. Independent Director Turnover Rate within Same Term: Not applicable 14. Supervisor Turnover Rate within Same Term: Not applicable 15. Is the change in directors more than one-third (yes or no): No 16. Other Matters to be Clarified (if the entity is a publicly issued company, this information also meets Article 7, Clause 6 of the Enforcement Rules of the Securities and Exchange Act regarding matters significantly affecting shareholder rights or securities prices): None