【Sitronix】Invitation to the 2026 Q2 Global Outlook Summer Investment Forum hosted by President Securities

Compliance with Article 4, Clause XX: 12. Date of occurrence: 115/05/29. 1. Date of investor conference: 115/05/29. 2. Time of investor conference: 11:15 AM. 3. Location of investor conference: Grand Hyatt Taipei. 4. Summary of the conference: Sitronix is invited to the 2026 Q2 Global Outlook Summer Investment Forum hosted by President Securities to explain its operational overview. 5. Other matters: None. For complete financial and business information, please refer to the investor conference section on the Market Observation Post System.