Tong Tai Announces Change of Supervisor at Key Subsidiary Tong Yang Optoelectronics (Jiangsu) Co., Ltd.

1. Date of Change: 115/07/27 2. Category of Appointed or Changed Personnel (e.g., Corporate Director, Corporate Supervisor, Independent Director, Individual Director, or Individual Supervisor): Corporate Supervisor 3. Former Supervisor's Title and Name: Supervisor Tsai Wen-Cheng 4. Former Supervisor's Biography: Head of the Company's Finance and Accounting Department 5. New Supervisor's Title and Name: Supervisor Sun Mao-Lun 6. New Supervisor's Biography: Deputy General Manager of Finance at the Company 7. Nature of Change (e.g., Resignation, Removal, End of Term, Death, or New Appointment): New Appointment 8. Reason for Change: New Appointment 9. Number of Shares Held by New Appointee at Time of Election: Not Applicable 10. Original Term (e.g., xx/xx/xx ~ xx/xx/xx): 108/11/28 ~ 115/07/27 11. Effective Date of New Appointment: 115/07/27 12. Percentage Change in Directors During Same Term: 0% 13. Percentage Change in Independent Directors During Same Term: 0% 14. Percentage Change in Supervisors During Same Term: 100% 15. Is the Change Involving One-Third or More of the Directors? (Yes or No): No 16. Other Matters to be Clarified (if the subject of the event or resolution is a publicly issued company, this material information also meets the criteria under Article 7, Paragraph 6 of the Enforcement Rules of the Securities and Exchange Act regarding matters significantly affecting shareholders' rights or securities prices): None

Keywords: Material Information