Ding Ying Investment Holding Announces Reappointment of Second Sustainability Committee Members

Release Date: July 7, 2026 Statement Date: July 6, 2026 Statement Time: 17:43:50 Company Code: 3715 Company Name: Ding Ying Investment Holding Co., Ltd. Subject: Announcement of the Appointment of Members to the Second Sustainability Committee Applicable Clause: Clause 6 Factual Date: July 6, 2026 Details: 1. Date of Change: July 6, 2026 2. Name of Functional Committee: Sustainability Committee 3. Former Members: Chiou Yi-Chia, Lin Chang-Chou, Chien Hui-Ju, Weng Wen-Hsin 4. Former Members' Resumes: Chiou Yi-Chia - Professor, Graduate Institute of Technology Management and Intellectual Property, College of Commerce, National Chengchi University Lin Chang-Chou - Advisor, Brilliant Silicon Ltd. Chien Hui-Ju - Attorney, Shuen-Jin Law Firm Weng Wen-Hsin - Chairman of the Compensation Committee, Ding Ying Investment Holding Co., Ltd. 5. New Members: Chiou Yi-Chia, Lin Chang-Chou, Chien Hui-Ju, Weng Wen-Hsin 6. New Members' Resumes: Chiou Yi-Chia - Professor, Graduate Institute of Technology Management and Intellectual Property, College of Commerce, National Chengchi University Lin Chang-Chou - Advisor, Brilliant Silicon Ltd. Chien Hui-Ju - Attorney, Shuen-Jin Law Firm Weng Wen-Hsin - Chairman of the Compensation Committee, Ding Ying Investment Holding Co., Ltd. 7. Nature of Change (Please enter 'Resignation', 'Dismissal', 'End of Term', 'Deceased', or 'New Appointment'): End of Term 8. Reason for Change: Re-election upon expiration of term 9. Original Term (e.g., 05/18/2023 ~ 05/17/2026): May 18, 2023 ~ May 17, 2026 10. Effective Date of New Appointment: July 6, 2026 11. Other Matters to be Clarified: None