Dingshing Investment Holding Announces Expiration of Terms for Nomination, Risk Management, and Sustainability Committee Members

1. Effective Date of Change: 2026/06/26 2. Functional Committee Names: Nomination Committee, Risk Management Committee, and Sustainability Committee 3. Outgoing Members: Chiou, Yi-Chia; Lin, Chang-Chou; Chien, Hui-Ju; Weng, Wen-Hsin 4. Outgoing 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, Chung-Chin Law Firm Weng, Wen-Hsin - Chairman, Compensation Committee, Dingshing Investment Holding Co., Ltd. 5. Incoming Members: Not yet appointed 6. Incoming Members' Resumes: Not yet appointed 7. Nature of Change: Term expiration 8. Reason for Change: Regular re-election upon term expiration 9. Previous Term: 2023/05/18 ~ 2026/05/17 10. Effective Date of New Appointments: Not yet appointed 11. Other Matters to be Disclosed: The appointment of new committee members will be announced separately after approval by the company's Board of Directors.