[Taichung Bank] Announcement of the 5th Audit Committee Members

1. Date of change: 2026/05/27 2. Name of functional committee: Audit Committee 3. Names of outgoing members: (1) Li Jin-yi (2) Lin Li-wen (3) Tsai Hsin-chang (4) Chen Bi-da 4. Profiles of outgoing members: (1) Li Jin-yi/Independent Managing Director (2) Lin Li-wen/Independent Director (3) Tsai Hsin-chang/Independent Director (4) Chen Bi-da/Independent Director 5. Names of incoming members: (1) Li Jin-yi (2) Chen Bi-da (3) Zhang Wan-hua (4) Gao Shi-wei 6. Profiles of incoming members: (1) Li Jin-yi/Independent Managing Director (2) Chen Bi-da/Independent Director (3) Zhang Wan-hua/Managing Director and Head of Legal, Asia Pacific, JPMorgan Chase Bank (Hong Kong) (4) Gao Shi-wei/Managing Partner, Fu International Law Firm 7. Reason for change: Expiration of term 8. Cause of change: Reconstitution following the full re-election of directors at the Annual General Meeting of Shareholders. 9. Original term: 2023/05/15 ~ 2026/05/14 10. Effective date of new appointment: 2026/05/27 11. Other notes: The term for the 5th Audit Committee is from 2026/05/27 to 2029/05/26.