[Topkey] Announcement of the Board's resolution to convene the 2026 Annual Shareholders' Meeting (Additional discussion item)

1. Date of the board of directors' resolution: 2026/04/22 2. Date of the shareholders' meeting: 2026/06/09 3. Venue of the shareholders' meeting: Meeting Hall, No. 18, Xingke Rd., Houli Dist., Taichung City 4. Method of convening the shareholders' meeting: Physical shareholders' meeting 5. Reason for convening I. Report items: (1): 2025 Business Report. (2): Audit Committee's review report on the 2025 financial statements. (3): Report on the distribution of employee and director remuneration for 2025. (4): Report on the distribution of cash dividends for 2025. 6. Reason for convening II. Acknowledgment items: (1): 2025 Business Report and Financial Statements. (2): 2025 Earnings Distribution Plan. 7. Reason for convening III. Discussion items: (1): In coordination with the future listing (IPO) plan of an invested subsidiary, the Company proposes to execute a share release operation and waive participation in the subsidiary's cash capital increase plan. 8. Extemporary motions: 9. Book closure starting date: 2026/04/11 10. Book closure ending date: 2026/06/09 11. Other matters to be specified: (1) Proposals from shareholders holding 1% or more of shares are accepted from 2026/04/02 to 17:00 on 2026/04/13 at Topkey's Financial Headquarters. (2) Electronic voting period: 2026/05/09 to 2026/06/06. (3) Addition of discussion item resolved by the Board on 2026/04/22.