To announce the preliminary earnings of CTBC Financial Holding Co., Ltd. and its major subsidiaries for May 2025.

1.Date of occurrence of the event:2025/06/09

2.Company name:CTBC Financial Holding Co., Ltd.

3.Relationship to the Company (please enter ”head office” or

  ”subsidiaries”):Head office

4.Reciprocal shareholding ratios:N/A

5.Cause of occurrence:To announce the preliminary earnings of CTBC Financial

Holding Co., Ltd. and its major subsidiaries for May 2025.

6.Countermeasures:N/A

7.Any other matters that need to be specified (the information disclosure

  also meets the requirements of Article 7, subparagraph 9 of the Securities

  and Exchange Act Enforcement Rules, which brings forth a significant impact

  on shareholders rights or the price of the securities on public companies.):

NTD$: billion      May Profit                    Jan.~May Profit

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Company      Consolidated  After-Tax     Consolidated  After-Tax    After-Tax

             Pre-Tax       Profit        Pre-Tax       Profit       EPS(NT$)

                           attributable                attributable

                           to owners                   to owners

                           of parent                   of parent

CTBC Holding    2.17       2.11           28.94        24.68        1.27

CTBC Bank       6.28       5.05           28.61        22.94        1.45

Taiwan Life    -3.94      -2.83            0.01         1.45        0.23

NOTE：Accumulated After-Tax EPS as of the end of May (Excluding Foreign

Exchange Valuation Reserve)

CTBC Holding 0.96

Taiwan Life -0.73