Chuanfei Announces Board Appointment of New General Manager

1. Date of Board Resolution or Change: 2026/06/16 2. Position (Please specify 'Chairman' or 'General Manager'): General Manager 3. Former Incumbent's Name: Chen, Yu-Lan 4. Former Incumbent's Resume: General Manager, Chuanfei Energy Co., Ltd. 5. New Appointee's Name: Tsai, Kun-Huang 6. New Appointee's Resume: General Manager, Zhi-Tong Technology Innovation Co., Ltd. 7. Nature of Change (Please select from 'Resignation', 'Dismissal', 'End of Term', 'Job Adjustment', 'Redundancy', 'Retirement', 'Deceased', or 'New Appointment'): New Appointment 8. Reason for Change: New Appointment 9. Effective Date of New Appointment: 2026/06/16 10. Other Matters to be Disclosed: None.

This announcement qualifies as material information under Article 7, Paragraph 6 of the Enforcement Rules of the Securities and Exchange Act, applicable to publicly listed companies, as it may significantly affect shareholder rights or securities prices. However, no such impact is currently identified.