Jing-Shuo Invited to Participate in Investment Forum Hosted by Cathay Securities

Complies with Clause 4, Item XX: 12 Factual Disclosure Date: 2026/08/25 1. Date of the Institutional Investor Conference: 2026/08/25 2. Time of the Institutional Investor Conference: 13:30 3. Venue of the Institutional Investor Conference: Grand Hyatt Taipei 4. Summary of the Conference: Presentation of industry conditions and the company's operational performance to institutional investors 5. Other Matters to be Disclosed: None For complete financial and business information, please refer to the Institutional Investor Conference schedule or related items on the Public Information Observation Station. Keyword: Material Information