【Ruen Huei】Announcement of the Members of the Company's Third Audit Committee

1. Date of change: 2026/05/11 2. Name of functional committee: Audit Committee 3. Names of former members: Shen Hsiao-Ling, Tseng Hui-Pin, Lin Kuo-Feng 4. Brief resumes of former members: Shen Hsiao-Ling: Professor, Department of Business Administration, Soochow University Tseng Hui-Pin: Professor, Department of Civil Engineering, National Taiwan University Lin Kuo-Feng: Distinguished Professor, Department of Civil Engineering, National Taiwan University 5. Names of new members: Chen Ming-Chin, Chang Ta-Peng, Lin Mei-Ling 6. Brief resumes of new members: Chen Ming-Chin: Professor, Department of Accounting, National Chengchi University Chang Ta-Peng: Distinguished Professor, Department of Construction Engineering, National Taiwan University of Science and Technology Lin Mei-Ling: Honorary Professor, Department of Civil Engineering, National Taiwan University 7. Nature of change (please enter 'resignation', 'dismissal', 'term expiration', 'death', or 'new appointment'): Term expiration 8. Reason for change: In conjunction with the re-election of directors upon term expiration 9. Original term (e.g., xx/xx/xx ~ xx/xx/xx): 2023/05/31 ~ 2026/05/30 10. Effective date of new appointment: 2026/05/11 11. Other matters that need to be specified: The term of office is until the expiration date of the current board of directors.