Guangding Announces Automatic Termination of Directorship Due to Share Transfer Exceeding Half of Originally Held Shares

1. Date of Change: July 3, 2026 (R.O.C. Year 115) 2. Category of Appointed or Changed Personnel (Legal Person Director, Legal Person Supervisor, Independent Director, Natural Person Director, or Natural Person Supervisor): Natural Person Director 3. Former Title and Name: Lin Hui-Zuo / Director 4. Former Personnel Resume: Director of the Company 5. New Appointee Title and Name: Not Applicable 6. New Appointee Resume: Not Applicable 7. Nature of Change (Please enter 'Resignation', 'Removal', 'End of Term', 'Deceased', or 'New Appointment'): Removal 8. Reason for Change: The director held 7,888 shares at the time of appointment. During the term, over half of these shares were transferred, resulting in automatic termination of directorship as required by law. 9. Number of Shares Held by New Appointee at Time of Appointment: Not Applicable 10. Original Term (e.g., xx/xx/xx ~ xx/xx/xx): June 9, 2026 (115/06/09) ~ June 8, 2029 (118/06/08) 11. Effective Date of New Appointment: Not Applicable 12. Proportion of Director Changes Within Same Term: 1/9 13. Proportion of Independent Director Changes Within Same Term: Not Applicable 14. Proportion of Supervisor Changes Within Same Term: Not Applicable 15. Is More Than One-Third of Directors Changing? (Please enter Yes or No): No 16. Other Matters to be Clarified (If the subject of the event or resolution is a publicly issued company or above, this major information also qualifies as a matter under Article 7, Paragraph 6 of the Enforcement Rules of the Securities and Exchange Act that significantly affects shareholders' rights or securities prices): None

Keywords: Major Information