Zhengwen: Announcement of Company Invited to Participate in Uni-President Securities' Q2 2026 Investment Forum

In accordance with Article 4, Item XX: 12 Date of occurrence of the event: 115/05/29 1. Date of institutional investor conference: 115/05/29 2. Time of institutional investor conference: 11:15 AM 3. Venue of institutional investor conference: Grand Hyatt Taipei (No. 2 Songshou Road, Xinyi District, Taipei City) 4. Key information of institutional investor conference: The company is invited to participate in the Q2 2026 Investment Forum organized by Uni-President Securities 5. Other matters that need to be specified: None For complete financial and business information, please refer to the institutional investor conference schedule or the investor conference section on the Market Observation System.