Jia Yu Announces Change in General Manager

Announcement Date: July 2, 2026 Statement Date: July 1, 2026 Statement Time: 18:35:46 Company Code: 1417 Company Name: Jia Yu Subject: Announcement of Change in General Manager Relevant Clause: Clause 6 Event Date: July 1, 2026

1. Board Resolution Date or Change Date: July 1, 2026 2. Position (Please enter Chairman or General Manager): General Manager 3. Former Name: Chen Ying-Zhang 4. Former Resume: General Manager of the Company 5. New Appointee Name: Not Applicable 6. New Appointee Resume: Not Applicable 7. Nature of Change (Please enter 'Resignation', 'Dismissal', 'End of Term', 'Job Adjustment', 'Redundancy', 'Retirement', 'Deceased', or 'New Appointment'): Resignation 8. Reason for Change: Personal career planning 9. Effective Date of New Appointment: Not Applicable 10. Other Matters to be Clarified: This announcement qualifies as a material event under Article 7, Paragraph 6 of the Enforcement Rules of the Securities and Exchange Act, as the company is a publicly issued entity and the change may significantly impact shareholder rights or stock price. The Chairman will temporarily assume the duties of General Manager until the new appointment is approved by the Board of Directors and officially announced.