CTBC Bank Extends Partnership with Greater China SkyTeam Alliance to Continue Issuing 'Greater China SkyTeam Co-branded Card'

1. Date of Event: 2026/07/22 2. Company Name: CTBC Bank Co., Ltd. 3. Relationship with Company (please enter Parent or Subsidiary): Subsidiary 4. Cross-shareholding Ratio: Not applicable 5. Reason for Event: Renewal of the partnership with the Greater China SkyTeam Alliance—formed by China Airlines, China Eastern Airlines, China Southern Airlines, and Xiamen Airlines—to continue issuing the 'Greater China SkyTeam Co-branded Card'. 6. Response Measures: None 7. Other Matters to be Disclosed (If the subject of the event or resolution is a publicly listed company or above, this material information also qualifies as a matter under Article 7, Paragraph 9 of the Enforcement Rules of the Securities and Exchange Act that significantly impacts shareholders' rights or securities prices): None