2383 TPK Holding Invited to Participate in 'CITIC CLSA Northeast Asia Forum'

Announcement Date: June 23, 2026 Statement Date: June 22, 2026 Statement Time: 15:30:51 Company Code: 2383 Company Name: TPK Holding Subject: The company has been invited to participate in the 'CITIC CLSA Northeast Asia Forum' Applicable Clause: Clause 12 Factual Date: June 23, 2026

1. Date of Investor Briefing: June 23, 2026 – June 24, 2026 2. Time of Investor Briefing: 09:00 AM 3. Location of Investor Briefing: South Korea 4. Summary of Briefing: TPK Holding 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

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