CTBC Bank Announces Board Resolution to Acquire Real Estate in Tainan City

1. Factual Date: 2026/06/24 2. Company Name: CTBC Bank Co., Ltd. 3. Relationship with Company (please enter '本公司' or 'Subsidiary'): Subsidiary 4. Cross-shareholding Ratio: A subsidiary wholly owned (100%) by the parent company 5. Reason for Occurrence: The board of directors of CTBC Bank Co., Ltd. resolved to acquire real estate in Tainan City 6. Countermeasures: None 7. Other Matters to be Disclosed (If the entity involved in the event or resolution is a publicly issued company or above, this significant information also qualifies as a matter under Article 7, Paragraph 9, Item 9 of the Enforcement Rules of the Securities and Exchange Act that has a significant impact on shareholders' rights or securities prices): Relevant information will be announced again within two days from the date the transaction fact occurs.