Our subsidiary, CTBC Bank Co., Ltd., officially opening its GIFT City Branch in Gujarat International Finance Tech City, India, on March 17, 2026.

1.Date of occurrence of the event:2026/03/16
2.Company name:CTBC Bank Co., Ltd.
3.Relationship to the Company (please enter ”head office” or
  ”subsidiaries”):Subsidiaries
4.Reciprocal shareholding ratios:100%
5.Cause of occurrence: Our subsidiary, CTBC Bank Co., Ltd.,
officially opening its GIFT City Branch in GIFT City,
India, on March 17, 2026.
6.Countermeasures:None
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.):
None