GCI (1563) Approves Removal of Non-Compete Restrictions for Directors at Shareholder Meeting

Announcement Date: May 20, 2026 Stock Code: 1563 Company Name: GCI

Subject: Removal of non-compete restrictions for directors at the 2026 Annual General Meeting Applicable Clause: Clause 21 Date of Event: May 20, 2026

Explanation: 1. Date of shareholder meeting resolution: May 20, 2026 2. Names and titles of directors permitted to engage in competitive behavior: Director: Huang Tsung-jung Director: Wei Lung-cheng Independent Director: Cheng Ting-wang Independent Director: Peng Tsung-ping 3. Items permitted for competitive behavior: Companies with the same or similar business scope as the Company 4. Period of permission: During the tenure as a director of the Company 5. Resolution status (pursuant to Article 209 of the Company Act): Passed as proposed 6. Application to business in the Mainland China region: Not applicable 7. Position held in Mainland China business: Not applicable 8. Address of Mainland China business: Not applicable 9. Business items of Mainland China business: Not applicable 10. Impact on financial/business operations: None 11. Investment amount and shareholding ratio in Mainland China business: Not applicable 12. Other notes: None