Tongyang Announces Board Resolution to Appoint Members of the 6th Compensation Committee

1. Date of Change: 2026/06/30 2. Name of Functional Committee: Compensation Committee 3. Former Members: Lin Gan-Xiong, Tsai Ming-Tian, Cheng Yan-Ling 4. Former Members' Resumes: Lin Gan-Xiong / General Manager of Kaiming Industrial Co., Ltd.; Tsai Ming-Tian / Adjunct Professor at the Master's Program in Engineering Management, College of Engineering Management, National Cheng Kung University; Cheng Yan-Ling / Career Consultant at Job Information Services Co., Ltd. 5. New Members: Wu Shu-Zhen, Chen Ling-Zhu, Hung Hsiao-Ping 6. New Members' Resumes: Wu Shu-Zhen / Vice President of Taiwan Kai-Yi Industry Co., Ltd.; Chen Ling-Zhu / Assistant Vice President of Supply Division, Tongyang Industrial Co., Ltd.; Hung Hsiao-Ping / Practicing CPA at Pingheng Accounting Firm 7. Nature of Change (select from 'resignation', 'dismissal', 'end of term', 'deceased', or 'new appointment'): End of Term 8. Reason for Change: The fifth-term Compensation Committee members' term has concluded, and the board has reappointed new members 9. Original Term (e.g., xx/xx/xx ~ xx/xx/xx): 2023/06/29 ~ 2026/06/18 10. Effective Date of New Appointment: 2026/06/30 11. Other Matters to be Disclosed: None