[Chung-Sha] Our Company Invited to Participate in the Corporate Briefing Session at Macquarie Asia Unbound Conference 2026 Hosted by Macquarie Capital (Europe) Limited

In accordance with Article IV, Paragraph XX: 12 Date of Fact Occurrence: 115/06/11 1. Date of Corporate Briefing Session: 115/06/11 2. Time of Corporate Briefing Session: 16:00 3. Location of Corporate Briefing Session: Macquarie Capital London Office (Ropemaker Place, London EC2Y 9HD, U.K.) 4. Key Message of Corporate Briefing Session: Our company was invited to participate in the Macquarie Asia Unbound Conference 2026 hosted by Macquarie Capital (Europe) Limited, to explain our first-quarter business and financial overview. 5. Other Matters to be Noted: London Time: 115/06/11 (09:00-17:00) For complete financial and business information, please refer to the list of corporate briefing sessions or the conference item on the Market Observation Post System. Keywords: Material Information