[IEI Integration] Announcement of New Members of the Audit Committee

1. Date of change: May 25, 2026 2. Name of functional committee: Audit Committee 3. Names of outgoing members: He Yin-chuan, Hsu Chia-lien, Luo Wen-pao 4. Profiles of outgoing members: Independent Director He Yin-chuan (Chairman, Hongzhun Management Consulting Co., Ltd.), Independent Director Hsu Chia-lien (Professor, Fu Jen Catholic University), Independent Director Luo Wen-pao (Chairman, You-Shang Technology Co., Ltd.) 5. Names of incoming members: Huang Shih-ying, Yang Tsung-lin, Chen Wei-chao 6. Profiles of incoming members: Independent Director Huang Shih-ying (Partner CPA, Chih-Hsin Joint CPA Firm), Independent Director Yang Tsung-lin (Professor and Physician, Department of Otolaryngology, College of Medicine, National Taiwan University), Independent Director Chen Wei-chao (Senior Expert, Industrial Technology Research Institute) 7. Nature of change: Expiration of term 8. Reason for change: Full re-election due to the expiration of board terms. 9. Original term: June 16, 2023 – June 15, 2026 10. Effective date of new appointment: May 25, 2026 11. Other matters: None.