2486 EOI: Announcement of the 4th Audit Committee Members

Date of announcement: May 26, 2026. Date of statement: May 25, 2026. Company code: 2486. Company name: EOI. Subject: Announcement of the company's 4th Audit Committee members. Date of occurrence: May 25, 2026. Explanation: 1. Date of change: May 25, 2026. 2. Name of functional committee: Audit Committee. 3. Former members: Kuo Chung-chien, Li Jih-chien, Chang Hsien-sung, Hung Shun-ching. 4. Background of former members: All were independent directors of the company. 5. New members: Kuo Chung-chien, Hung Shun-ching, Lu Yueh-sen, Chu Mu-tao. 6. Background of new members: Kuo Chung-chien (Independent Director), Hung Shun-ching (Independent Director), Lu Yueh-sen (Independent Director at Mag Technology Co., Ltd.), Chu Mu-tao (Chief Strategy Officer at TOSIA). 7. Type of change: Expiration of term. 8. Reason for change: Full re-election of directors at the annual general meeting. 9. Original term: May 30, 2023 to May 29, 2026. 10. Effective date: May 25, 2026. 11. Other: All members unanimously elected Kuo Chung-chien as the convener of the Audit Committee.