Chung Yang Guang Invited to Cathay Securities' Virtual Corporate Briefing

Pursuant to Clause 4, Item XX: 12 Factual Date: 2026/08/07

1. Date of Corporate Briefing: 2026/08/07 2. Time of Corporate Briefing: 14:00 3. Location of Corporate Briefing: https://cathay.webex.com/cathay/j.php?MTID=m83b68702a39e292de02170c3491358ac 4. Summary of Briefing: Chung Yang Guang has been invited to participate in the virtual corporate briefing hosted by Cathay Securities to report on its business operations. 5. Additional Disclosures: Complete financial and business information is available on the Public Information Observation Station under the Corporate Briefing section or the Corporate Presentation schedule.

Complete financial and business information is available on the Public Information Observation Station under the Corporate Briefing section or the Corporate Presentation schedule.