【Chung-Der】Chung-Der Engineering Co., Ltd. 3rd Investor Briefing of Year 115

Pursuant to Article 4, Clause XX: 12

Factual Date: 8/12/115

1. Date of Investor Briefing: 8/12/115

2. Time of Investor Briefing: 2:30 PM

3. Location of Investor Briefing: Online-only event

4. Summary of Briefing: Operational Review and Business Outlook from 2026 to Present

5. Other Disclosures: None

For complete financial and business information, please visit the public information observation station under the investor briefing section.

Keywords: Material Information