Kuan Te Invited to Participate in Cathay Securities' Corporate Presentation

Compliance with Clause 4, Item XX: 12 Date of Fact: 115/06/29

1. Date of Corporate Presentation: 115/06/29 2. Time of Corporate Presentation: 14:00 3. Location of Corporate Presentation: No. 169, Section 3, Minquan East Road, Taipei (15th Floor Conference Room, Kuan Te Minquan Building) 4. Summary of Corporate Presentation: Kuan Te Construction has been invited to participate in the corporate briefing hosted by Cathay Securities to present its first-quarter 2026 operational results. 5. Other Matters to be Disclosed: None

For complete financial and business information, please visit the public information observation station under the corporate presentation schedule or the corporate presentation section.