To announce the preliminary earnings of CTBC Financial Holding Co., Ltd. and its major subsidiaries for December 2023.

1.Date of occurrence of the event:2024/01/10
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 December 2023.
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$: billion      Dec.  Profit                    Jan.~Dec. Profit
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Company      Consolidated  After-Tax     Consolidated  After-Tax    After-Tax
             Pre-Tax       Profit        Pre-Tax       Profit       EPS(NT$)
                           attributable                attributable
                           to owners                   to owners
                           of parent                   of parent
CTBC Holding    1.43       1.09           66.93        56.08        2.82
CTBC Bank       3.17       2.55           53.02        41.33        2.79
Taiwan Life    -1.51      -1.40           11.34        12.38        1.99

NOTE：Accumulated After-Tax EPS as of the end of Dec. (Excluding Foreign
Exchange Valuation Reserve)
CTBC Holding     2.57
Taiwan Life     1.19