【TaiGen Biotech】Company to Participate in SinoPac Securities' Investor Briefing on June 25, 2026

Pursuant to Clause 4, Paragraph XX: 12

Factual Date: 2026/06/25

1. Date of Investor Briefing: 2026/06/25 2. Time of Investor Briefing: 15:00 3. Venue: Room 1901, 19th Floor, No. 2, Section 1, Chongqing South Road, Taipei City 4. Briefing Highlights: The company has been invited to participate in the investor briefing hosted by SinoPac Securities on June 25, 2026. 5. Other Disclosures: None

For complete financial and business information, please refer to the investor briefing schedule or related sections on the Public Information Observation System.