【TECO】Announcement of the Company's First Quarter 2026 Institutional Investor Conference

Subject to Article 4, Paragraph XX, Item 12. Date of occurrence of the event: 2026/05/14 1. Date of institutional investor conference: 2026/05/14 2. Time of institutional investor conference: 14:30 3. Venue of institutional investor conference: 1F Information Exhibition Center, Taiwan Stock Exchange (1F, No. 7, Section 5, Xinyi Road, Xinyi District, Taipei City) 4. Content of institutional investor conference: Explanation of TECO Electric & Machinery's first quarter 2026 financial and business information. 5. Other matters to be specified: None. For complete financial and business information, please refer to the list of institutional investor conferences or the investor conference section on the Market Observation System.