Sanyang Industry Announces New Members of the 4th Audit Committee

1. Date of Change: 2026/06/26 (ROC Year 115) 2. Name of Functional Committee: Audit Committee 3. Former Members: Shih Chung-Chuan, Chiang Chen, Hsieh Chih-Hung, Chen Fu-Wei 4. Former Members' Background: Shih Chung-Chuan: Independent Director of the Company Chiang Chen: Independent Director of the Company Hsieh Chih-Hung: Independent Director of the Company Chen Fu-Wei: Independent Director of the Company 5. New Members: Shih Chung-Chuan, Chen Fu-Wei, Hung Ta-Ming, Wei Hsing-Hai 6. New Members' Background: Shih Chung-Chuan: Independent Director of the Company Chen Fu-Wei: Independent Director of the Company Hung Ta-Ming: Attorney at Chengda United Law Firm Wei Hsing-Hai: Certified Public Accountant at Chuan-Chih Certified Public Accountants 7. Nature of Change: Term Expiration 8. Reason for Change: Re-election due to term expiration 9. Previous Term: 2023/06/28 ~ 2026/06/27 (ROC Year 112–115) 10. Effective Date of New Appointment: 2026/06/26 (ROC Year 115) 11. Other Matters to be Disclosed: None