Xinbaba Announces Appointment of New President

1. Position Affected (e.g., Spokesperson, Acting Spokesperson, Key Operational Executives such as CEO, COO, CMO, CSO, CFO, Accounting Officer, Corporate Governance Officer, CISO, R&D Head, Internal Auditor, or Litigation/Non-litigation Representative): President

2. Date of Change: June 30, 2026 (R.O.C. Year 115)

3. Former Incumbent’s Name, Title, and Resume: Not applicable

4. New Appointee’s Name, Title, and Resume: Huang Huo-Jiong-Hui / Director, Jiangcheng Construction Co., Ltd.

5. Nature of Change (select from 'resignation', 'job reassignment', 'redundancy', 'retirement', 'death', 'new appointment', or 'dismissal'): New Appointment

6. Reason for Change: New Appointment

7. Effective Date: June 30, 2026 (R.O.C. Year 115)

8. Additional Disclosures:

In response to the expansion of the business scale, the Board of Directors has appointed Mr. Huang Huo-Jiong-Hui as President. Leveraging his comprehensive experience in business management, he will continue to support the company’s overall operational development and strategic planning.