Huisen-Chuang Invited to Participate in 2026 TWSE & Fubon SEMICON Taiwan Corporate Day

Pursuant to Article 4, Paragraph XX: 12

Date of Fact: 115/09/03

1. Date of Investor Briefing: 115/09/03 2. Time of Investor Briefing: 15:40 3. Location of Investor Briefing: 5th Floor, Room 506, Hall 1, Taipei Nangang Exhibition Center, No. 1, Jingmao 2nd Road, Nangang District, Taipei City 4. Summary of Investor Briefing: Our company has been invited to participate in the 2026 TWSE & Fubon SEMICON Taiwan Corporate Day. 5. Other Matters to be Disclosed: None.

For complete financial and business information, please visit the public information observation station's investor briefing schedule or the investor briefing section.