To announce on behalf of subsidary CTBC Bank Co. Ltd,the donation to CTBC INTERNATIONAL SCHOOL

1.Date of occurrence of the event:2025/05/23

2.Reason for the donation:2025 annual projects execution

3.Total amount of the donation:NTD215,000,000

4.Counterparty to the donation:CTBC INTERNATIONAL SCHOOL

5.Relationship with the Company:Stakeholder

6.Name and resume of independent director(s) that expressed an objection or

qualified opinion:NA

7.Objection or qualified opinion by the aforementioned independent

director(s):NA

8.Any other matters that need to be specified:NA