[Chang Chun] Announcement on the Re-election of Audit Committee Members

1. Date of change: 115/05/27 2. Name of functional committee: Audit Committee 3. Names of outgoing members: Wan Chi-chao, Yang Chia-cheng, Wu Pang-hao, Huang Pei-hua 4. Profiles of outgoing members: Independent Director: Wan Chi-chao / Professor, National Tsing Hua University; Secretary-General, K.T. Li Foundation Independent Director: Yang Chia-cheng / Director, Filter-Tech Co., Ltd. Independent Director: Wu Pang-hao / GM/Director, U-Chao Energy Materials Co., Ltd. Independent Director: Huang Pei-hua / CPA, Lian-Jie Joint CPA Firm 5. Names of new members: Wan Chi-chao, Yang Chia-cheng, Wu Pang-hao, Huang Pei-hua 6. Profiles of new members: Same as above 7. Status of change: Expiration of term 8. Reason for change: Expiration of term 9. Original term: 112/05/24~115/05/23 10. Effective date of new term: 115/05/27~118/05/26 11. Other notes: None.