【CTBC Financial Holding】Announcement of Director's Resignation from Subsidiary LH Financial Group Public Company Limited

1. Date of change: 2026/04/16 2. Type of personnel selected or changed (please enter corporate director, corporate supervisor, independent director, natural person director or natural person supervisor): Natural person director 3. Title and name of former incumbent: Director, Ya-Ling Chiu 4. Brief resume of former incumbent: Director of LH Financial Group Public Company Limited 5. Title and name of new incumbent: None 6. Brief resume of new incumbent: Not applicable 7. Type of change (please enter "resignation", "dismissal", "term expiration", "death" or "new appointment"): Resignation 8. Reason for change: Resignation 9. Number of shares held by new incumbent at the time of election: Not applicable 10. Original term (e.g. xx/xx/xx ~ xx/xx/xx): 2026/04/02 to 2027/04/21 11. Effective date of new appointment: Not applicable 12. Percentage of change in directors during the same term: Not applicable 13. Percentage of change in independent directors during the same term: Not applicable 14. Percentage of change in supervisors during the same term: Not applicable 15. Whether more than one-third of directors have changed (please enter yes or no): No 16. Other matters that should be stated (if the subject of the event or resolution is a public company or above, this material information also complies with Article 7, Paragraph 6 of the Enforcement Rules of the Securities and Exchange Act, which has a significant impact on shareholders' equity or securities prices): The new director will be announced separately after the completion of legal election procedures.