Koja-KY Announces Full Board and Independent Director Election Following Term Expiration

1. Date of Change: 2026/06/23

2. Type of Personnel Change (please select from: corporate director, corporate supervisor, independent director, individual director, or individual supervisor): Individual Director, Independent Director

3. Previous Position and Name: - Director: Lin Zhi-Feng - Director: Chen Yi-Cheng - Director: Li Fu-Tien - Director: Lin Yu-Kai - Director: He He-He - Director: Lin Yi-Hong - Independent Director: Wu Guo-Hao - Independent Director: Shi Zheng-Tong - Independent Director: Zhang Shi-He - Independent Director: Li Ji-Ping

4. Previous Personnel Resumes: - Director Lin Zhi-Feng: Chairman of Koja (Cayman) Co., Ltd. - Director Chen Yi-Cheng: Director of Koja (Cayman) Co., Ltd. - Director Li Fu-Tien: Chairman of Wujiang Xinwan Electronic & Plastic Co., Ltd. - Director Lin Yu-Kai: Vice Chairman of Koja (Cayman) Co., Ltd. - Director He He-He: General Manager of Koja (Cayman) Co., Ltd. - Director Lin Yi-Hong: Deputy General Manager of Koja (Cayman) Co., Ltd. - Independent Director Li Ji-Ping: Chairman of Anxin Investment - Independent Director Wu Guo-Hao: General Manager of Suzhou Lianweicheng Electronic Technology Co., Ltd. (Mainland China) Taiwan Branch - Independent Director Shi Zheng-Tong: Executive Director of Youmei Investment Company - Independent Director Zhang Shi-He: Principal Attorney at Zhiyan Law Firm

5. New Appointees and Their Positions: - Director: Lin Zhi-Feng - Director: Li Fu-Tien - Director: Lin Yu-Kai - Director: He He-He - Director: Lin Yi-Hong - Director: Chen Yi-Cheng - Independent Director: Wu Guo-Hao - Independent Director: Shi Zheng-Tong - Independent Director: Zhang Shi-He - Independent Director: Hsieh Ai-Li

6. New Appointees' Resumes: - Director Lin Zhi-Feng: Chairman of Koja (Cayman) Co., Ltd. - Director Li Fu-Tien: Chairman and General Manager of Wujiang Xinwan Electronic & Plastic Co., Ltd. - Director Lin Yu-Kai: Vice Chairman of Koja (Cayman) Co., Ltd. - Director He He-He: General Manager of Koja (Cayman) Co., Ltd. - Director Lin Yi-Hong: Deputy General Manager of Koja (Cayman) Co., Ltd. - Director Chen Yi-Cheng: Physician at Huichuan Hospital, Director at Jiahong Construction - Independent Director Wu Guo-Hao: General Manager of Suzhou Lianweicheng Electronic Technology Co., Ltd. (Mainland China) Taiwan Branch - Independent Director Shi Zheng-Tong: Executive Director of Youmei Investment Company - Independent Director Zhang Shi-He: Principal Attorney at Zhiyan Law Firm - Independent Director Hsieh Ai-Li: Technology Section Reporter at Economic Daily News

7. Nature of Change: Term Expiration

8. Reason for Change: Term Expiration

9. Shareholding at Time of Appointment: - Director Lin Zhi-Feng: 1,579,000 shares - Director Li Fu-Tien: 2,017,290 shares - Director Lin Yu-Kai: 1,971,500 shares - Director He He-He: 1,667,383 shares - Director Lin Yi-Hong: 294,006 shares - Director Chen Yi-Cheng: 0 shares - Independent Director Wu Guo-Hao: 0 shares - Independent Director Shi Zheng-Tong: 0 shares - Independent Director Zhang Shi-He: 0 shares - Independent Director Hsieh Ai-Li: 0 shares

10. Previous Term: 2023/06/27 ~ 2026/06/26

11. Effective Date of New Appointment: 2026/06/23 ~ 2029/06/22

12. Director Turnover Rate During Same Term: Not applicable (due to full board re-election)

13. Independent Director Turnover Rate During Same Term: Not applicable (due to full board re-election)

14. Supervisor Turnover Rate During Same Term: Not applicable

15. Is the change affecting one-third or more of the directors? (Yes/No): Not applicable

16. Additional Notes: The current directors and independent directors' terms expired on June 26, 2026. According to Article 77 of the company's charter, if the shareholders' meeting re-elects all directors before the current term ends and the new appointments take immediate effect ("full re-election"), unless otherwise resolved, the current directors' terms are deemed to have expired immediately prior to the full re-election.