Taitronics Invited to Participate in 'CITIC CLSA Northeast Asia Forum'

Pursuant to Article 4, Clause XX: 12

Factual Date: June 23, 2026

1. Date of the Investor Briefing: June 23, 2026 – June 24, 2026 2. Time of the Investor Briefing: 09:00 AM 3. Location of the Investor Briefing: South Korea 4. Summary of the Investor Briefing: The company has been invited to participate in the 'CITIC CLSA Northeast Asia Forum' to present an overview of its business operations. 5. Other Matters to be Disclosed: None

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

Keyword: Material Information