Chuan Fei: Announcement by the Company's Board of Directors on the By-election of One Member to the Sixth Remuneration Committee

1. Date of change: May 8, 2026 2. Name of functional committee: Remuneration Committee 3. Name of former member: Wu Ting-Yun 4. Brief resume of former member: Independent Director of the Company. 5. Name of new member: Chung Yao-Sheng 6. Brief resume of new member: Practicing Accountant and Director at Yanki United CPA Firm 7. Type of change (please enter 'resignation', 'dismissal', 'term expiration', 'death' or 'new appointment'): New appointment 8. Reason for change: The 16th Board of Directors' 8th meeting approved the by-election of one member to the Sixth Remuneration Committee. 9. Original term (e.g., xx/xx/xx ~ xx/xx/xx): June 13, 2025 ~ June 12, 2028 10. Effective date of new appointment: May 8, 2026 11. Other matters to be specified: None.