[United Dynamics] Announcement of Resignation of Independent Director

1. Date of Change: 115/07/27 2. Category of Personnel Affected (e.g., Corporate Director, Corporate Supervisor, Independent Director, Individual Director, or Individual Supervisor): Independent Director 3. Former Position, Name, and Nationality: Independent Director, Wang Rui-Bin, Republic of China 4. Former Director's Resume: Independent Director. 5. New Director's Position, Name, and Nationality: Not applicable 6. New Director's Resume: Not applicable 7. Nature of Change (e.g., Resignation, Removal, End of Term, Death, or New Appointment): Resignation 8. Reason for Change: Family health considerations 9. Shareholding of New Director at Time of Appointment: Not applicable 10. Original Term (e.g., xx/xx/xx ~ xx/xx/xx): 113/06/28 ~ 116/06/27 11. Effective Date of New Appointment: Not applicable 12. Ratio of Director Changes During Same Term: 1/7 13. Ratio of Independent Director Changes During Same Term: 1/3 14. Ratio of Supervisor Changes During Same Term: Not applicable 15. Is the change involving one-third or more of the directors? (Yes or No): No 16. After the change, will ROC-domiciled directors hold less than half of total director seats? (Yes or No; if Yes, explain reason and countermeasures): No 17. After the change, will ROC-domiciled independent directors number fewer than 2? (Yes or No; if Yes, explain countermeasures): No 18. Other Matters to be Clarified: The company received the resignation letter on 115/07/27, effective immediately. The vacancy will be filled through a supplementary election at the next shareholders' meeting.