【Patec-KY】Announcement of the Company's Board of Directors' Resolution to Convene an Ordinary General Meeting of Shareholders (New Agenda Item)

1. Date of Board Resolution: 2026/05/12 2. Date of Shareholders' Meeting: 2026/06/29 3. Location of Shareholders' Meeting: 3rd Floor Meeting Room, No. 8 Dongxing Road, Taipei City 4. Method of Shareholders' Meeting (Physical Shareholders' Meeting/Video-Assisted Shareholders' Meeting/Video Shareholders' Meeting): Physical Shareholders' Meeting 5. Agenda Item 1: Report Items (1): Report on the Company's Business Status for 2025. (2): Report on the Audit Committee's Review for 2025. (3): Report on the Allocation of Remuneration to Directors and Employees for 2025. (4): Report on the Execution of the Company's Second Domestic Unsecured Convertible Corporate Bonds in 2023. (5): Report on the Execution of the Company's Third Domestic Unsecured Convertible Corporate Bonds in 2025. (6): Report on the Execution of the Company's Public Tender Offer for BIGL. 6. Agenda Item 2: Approval Items (1): Approval of the Company's 2025 Business Report and Consolidated Financial Statements. (2): Approval of the Company's 2025 Earnings Distribution Plan. 7. Agenda Item 3: Discussion Items (1): Discussion on the plan to issue new shares from the Company's 2025 earnings capitalization. (New agenda item) 8. Extraordinary Motions: 9. Book Closure Start Date: 2026/05/01 10. Book Closure End Date: 2026/06/29 11. Other Matters to be Stated: Shareholder Proposal Acceptance Location: Company Finance Department (Address: 3F-303, No. 205, Dunhua North Road, Songshan District, Taipei City; Tel: (02)2750-0076; Email: secretary@patec.com.sg) Shareholder Proposal Acceptance Period: From April 17, 2026, to April 27, 2026. Shareholders may exercise voting rights by electronic means for this Shareholders' Meeting, details as follows: 1. Exercise Period: From May 30, 2026, to June 26, 2026 2. Electronic Voting Platform: Taiwan Depository & Clearing Corporation, Website: http://www.stockvote.com.tw Convertible Bond Suspension Period: From April 30, 2026, to June 29, 2026. Keywords: Material Information