Guangdong Syntrust GK Testing and Certification Tech Service Center Co., Ltd. (SYNTRUST GK) will hold its 2025 annual general meeting (AGM) at 9:00 a.m. on Friday, 15 May 2026, at 6/F, No. 1, Xinyi Avenue South, Dingbao Town, Xinyi City, Maoming, Guangdong Province, China.

Key ordinary resolutions to be tabled include: • approval of the 2025 Board Work Report, audited consolidated financial statements and annual report; • endorsement of the 2025 final-dividend distribution plan (amount not yet specified); • re-appointment of Ernst & Young as external auditor for 2026 with the Board authorised to fix the fee; • adjustment of directors’ emoluments for 2026.

Two special resolutions will request shareholder authorisation for: 1. a general mandate allowing the Board to allot, issue or deal with additional shares—and to sell or transfer treasury shares—up to 20% of the company’s issued share capital (excluding treasury shares) during the mandate period; 2. a separate mandate to repurchase H shares on the Hong Kong Stock Exchange up to 10% of the issued H-share count (excluding treasury shares). Both mandates run until the earlier of the next AGM, 12 months from approval, or revocation by shareholders.

Voting will be conducted by poll in compliance with GEM Listing Rules. The register of members will close from Tuesday, 12 May 2026 to Friday, 15 May 2026 (both days inclusive). Shareholders recorded on 15 May 2026 are entitled to attend and vote. Transfer documents must reach Computershare Hong Kong Investor Services Limited by 4:30 p.m. on Monday, 11 May 2026.

Proxy forms must be lodged at the company’s PRC office or at Computershare Hong Kong Investor Services Limited no later than 24 hours before the meeting.

The Board currently comprises four executive directors, two non-executive directors and three independent non-executive directors. Shareholders will also hear work reports from the independent non-executive directors; these reports are for information only and not subject to voting.