4989 Rongke

Date of Announcement: June 27, 2026 Date of Statement: June 26, 2026 Time of Statement: 15:48:58 Company Code: 4989 Company Name: Rongke Subject: Announcement of the Election Results of Directors (including Independent Directors) at the 2026 Annual General Meeting Applicable Clause: Clause 6 Date of Event: June 26, 2026

Details: 1. Date of Change: 06/26/2026 2. Category of Appointed or Changed Personnel (please specify Legal Person Director, Legal Person Supervisor, Independent Director, Natural Person Director, or Natural Person Supervisor): Legal Person Director, Independent Director, Natural Person Director 3. Former Titles and Names: Directors: (1) Chen Ming-shu, Representative of LCY Enterprise Corporation (2) Wei Cheng-cheng Independent Directors: (1) Liu San-qi (2) Tu Wei-hua (3) Peng Yu-min 4. Former Personnel Resumes: Directors: (1) Chen Ming-shu, Representative of LCY Enterprise Corporation / Chairman of Rongke (2) Wei Cheng-cheng / Chairman of LCY Enterprise Corporation Independent Directors: (1) Liu San-qi / Chairman of Huaxia University of Science and Technology (2) Tu Wei-hua / General Manager / CEO of TSRC Corporation (3) Peng Yu-min / President of the Chinese Institute of Technology Management 5. New Appointees' Titles and Names: Directors: (1) Chen Ming-shu, Representative of LCY Enterprise Corporation (2) Song Ding-bang, Representative of LCY Enterprise Corporation (3) Tu Wei-hua, Representative of LCY Enterprise Corporation (4) Lo Kuei-hsuan, Representative of LCY Enterprise Corporation Independent Directors: (1) Chung Wan-chen (2) Lin Yu-min (3) Peng Yu-min 6. New Appointees' Resumes: Directors: (1) Chen Ming-shu, Representative of LCY Enterprise Corporation / Chairman of Rongke (2) Song Ding-bang, Representative of LCY Enterprise Corporation / General Manager of LCY Enterprise Corporation (3) Tu Wei-hua, Representative of LCY Enterprise Corporation / General Manager / CEO of TSRC Corporation (4) Lo Kuei-hsuan, Representative of LCY Enterprise Corporation / Advisor of Wistron Corporation Independent Directors: (1) Chung Wan-chen / Chairman and General Manager of WinCarbon Sustainability Corporation (2) Lin Yu-min / CEO of Jiayu International Biotech Co., Ltd. (3) Peng Yu-min / President of the Chinese Institute of Technology Management 7. Nature of Change (please enter 'resignation', 'dismissal', 'end of term', 'deceased', or 'new appointment'): End of Term 8. Reason for Change: Regular election due to end of term 9. Number of Shares Held by New Appointees at Time of Appointment: LCY Enterprise Corporation: 10,367,538 shares Chung Wan-chen: 0 shares Lin Yu-min: 0 shares Peng Yu-min: 0 shares 10. Previous Term (e.g., 06/28/2023 ~ 06/27/2026): 06/28/2023 ~ 06/27/2026 11. Effective Date of New Appointments: 06/26/2026 12. Director Turnover Rate During Same Term: Not applicable 13. Independent Director Turnover Rate During Same Term: Not applicable 14. Supervisor Turnover Rate During Same Term: Not applicable 15. Has more than one-third of the directors changed (yes or no)?: No 16. Other Matters to be Disclosed (if the subject is a publicly issued company or above, this major information simultaneously meets the criteria under Article 7, Clause 6 of the Enforcement Rules of the Securities and Exchange Act regarding matters significantly affecting shareholders' rights or securities prices): None