Winstron Announces Members of the 4th Audit Committee

1. Date of Change: 115/06/24 2. Name of Functional Committee: Audit Committee 3. Former Members: (1) Li Chuan-wei (2) Fu Chien-chung (3) Tang Ching-min (4) Tseng Chih-yang 4. Former Members' Resumes: (1) Li Chuan-wei - Independent Director, Winstron Precision Industry Co., Ltd. (2) Fu Chien-chung - Independent Director, Winstron Precision Industry Co., Ltd. (3) Tang Ching-min - Independent Director, Winstron Precision Industry Co., Ltd. (4) Tseng Chih-yang - Independent Director, Winstron Precision Industry Co., Ltd. 5. New Members: (1) Li Chuan-wei (2) Fu Chien-chung (3) Tseng Chih-yang (4) Chang Li-chiu 6. New Members' Resumes: (1) Li Chuan-wei - Independent Director, Winstron Precision Industry Co., Ltd. (2) Fu Chien-chung - Independent Director, Winstron Precision Industry Co., Ltd. (3) Tseng Chih-yang - Independent Director, Winstron Precision Industry Co., Ltd. (4) Chang Li-chiu - Professor, Department of Water Resources and Environmental Engineering, Tamkang University 7. Nature of Change (enter 'resignation', 'removal', 'end of term', 'death', or 'new appointment'): End of Term 8. Reason for Change: End of Term 9. Original Term (e.g., xx/xx/xx ~ xx/xx/xx): 112/05/31 ~ 115/05/30 10. Effective Date of New Appointment: 115/06/24 11. Other Matters to be Stated: None Keywords: Material Information