Chang Hwa Commercial Bank: Announcement of the Company's 2026 Q1 Institutional Investor Conference.

In accordance with Article 4, Paragraph XX: 12 Date of occurrence of the event: 2026/05/26 1. Date of the institutional investor conference: 2026/05/26 2. Time of the institutional investor conference: 2:30 PM 3. Location of the institutional investor conference: This will be a Chinese online institutional investor conference. Please refer to the company's website or the Market Observation Post System for the link. 4. Key message of the institutional investor conference: Reporting the bank's 2026 Q1 financial information and operating results. 5. Other matters that should be specified: None. For complete financial and business information, please refer to the list of institutional investor conferences or the institutional investor conference section on the Market Observation Post System.