Nanya Technology Invited to Participate in CLSA Northeast Asia Forum

Disclosure Date: June 23, 2026 Statement Date: June 22, 2026 Statement Time: 13:56:04 Company Code: 2408 Company Name: Nanya Technology Subject: Company Invited to CLSA Northeast Asia Forum Applicable Clause: Clause 12 Factual Date: June 23, 2026

Explanation: Complies with Clause 4, Subsection XX: 12 Factual Date: June 23, 2026

1. Date of Corporate Briefing: June 23, 2026 2. Time of Corporate Briefing: 08:00 3. Location of Corporate Briefing: Conrad Seoul, South Korea 4. Summary of Briefing: Presentation of financial and business-related information 5. Additional Notes: Nanya Technology has been invited to participate in the CLSA Northeast Asia Forum

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