[TSMT] Announcement regarding the Annual General Meeting of the important subsidiary, Junying International Holdings Limited

1. Date of Board of Directors resolution: 2026/05/26 2. Date of Annual General Meeting: 2026/06/17 3. Venue of Annual General Meeting: No. 437, Taoying Rd., Taoyuan Dist., Taoyuan City, Taiwan 4. Matters to be reported: None 5. Matters to be approved: Review and consideration of the audited financial statements for the year ended December 31, 2025. 6. Matters to be discussed: (1) Declaration of no final dividend for the year ended December 31, 2025. (2) Authorization for the Board of Directors to determine the remuneration of directors. 7. Election matters: Re-election of directors. 8. Other matters: None 9. Special motions: None 10. Start date of book closure: N/A 11. End date of book closure: N/A 12. Other information: None