ChinTek Announces CEO Change at Key Subsidiary Qinkun Technology (Kunshan) Co., Ltd.

1. Date of board resolution or change occurrence: 2026/06/18 2. Position (please enter 'Chairman' or 'General Manager'): General Manager 3. Former incumbent's name: Zhu Yongxiang 4. Former incumbent's resume: General Manager of Qinkun Technology (Kunshan) Co., Ltd. 5. New appointee's name: Zhang Chao 6. New appointee's resume: Manufacturing Plant Director for China Region at our company 7. Nature of change (please enter 'resignation', 'dismissal', 'end of term', 'job reassignment', 'redundancy', 'retirement', 'death', or 'new appointment'): retirement 8. Reason for change: Retirement and reassignment 9. Effective date of new appointment: 2026/06/18 10. Other matters to be disclosed (if the subject of the event or resolution is a publicly issued company, this major information also meets the criteria under Article 7, Paragraph 6 of the Enforcement Rules of the Securities and Exchange Act regarding matters significantly affecting shareholders' rights or securities prices): None