[Yuanta Financial] Announcement: Company Invited to Participate in Investor Conference Hosted by Guopiao Securities

Subject to Article IV, Paragraph XX: 12 Date of Fact Occurrence: 2026/04/10 1. Date of Corporate Information Session: 2026/04/10 2. Time of Corporate Information Session: 15:00 3. Location of Corporate Information Session: Taipei 4. Key Information from Corporate Information Session: Announcement that the company has been invited to participate in an investor conference hosted by Guopiao Securities on April 10, 2026 (Friday). 5. Other matters to be noted: None.

For complete financial and business information, please refer to the list of corporate information sessions or the session items on the Market Observation Post System.