[Shin Da] Announcement of the 115th Annual General Meeting of Shareholders

1. Date of the Annual General Meeting: June 16, 2026

2. Important Resolution Item One, Profit Distribution or Loss Allocation: The proposal regarding the profit distribution plan for the company's fiscal year 2025 was submitted for approval.

Resolution: Approved the profit distribution plan for fiscal year 2025, deciding to distribute a cash dividend of TWD 0.9 per share.

3. Important Resolution Item Two, Amendments to the Articles of Incorporation: None.

4. Important Resolution Item Three, Business Report and Financial Statements: The proposal regarding the financial closing documents for the company's fiscal year 2025 was submitted for approval.

Resolution: Approved the financial closing documents for the company's fiscal year 2025.

5. Important Resolution Item Four, Election of Directors and Supervisors: None.

6. Important Resolution Item Five, Other Matters: None.

7. Other Matters to be Disclosed: None.