Announcement of difference between the preliminary and reviewed net income for the three months ended September 30,2022.

1.Date of occurrence of the event:2022/11/25
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:NA
5.Cause of occurrence:
The difference between the preliminary and reviewed net income for the
three months ended September 30,2022 reached 10%.
6.Countermeasures:None
7.Any other matters that need to be specified:
The sub-subsidiary CTBC Insurance Co., Ltd. increased the claim reserve
of pandemic insurance amounted to NTD 4.8 billion.