Joyzyme Group Limited (stock name: HUAKANG BIOMED, 08622) has issued a circular convening its annual general meeting (AGM) for 26 June 2026 at 4:00 p.m. in Kowloon, Hong Kong.

Key proposals to be tabled:

1. Board composition • Re-election of three directors: Executive Co-Chairman Dr. Zhou Xunyong and independent non-executive directors Ms Wang Yachun and Dr Chow Kwok Fai Joseph will retire by rotation and stand for re-election. • All re-elections follow Article 83(3) and 84 of the Articles of Association, ensuring each director faces re-election at least once every three years.

2. Auditor • Forvis Mazars CPA Limited is nominated for re-appointment as external auditor for the financial year ending 31 December 2026.

3. Capital management authorities • Share buy-back mandate: directors may repurchase up to 10% of issued share capital, equivalent to 51.55 million shares based on the 515.47 million shares outstanding at the latest practicable date. • Issuance mandate: directors may allot and issue up to 20% of issued share capital, representing 103.09 million shares, with an additional mandate to extend this limit by the number of shares repurchased. • The board currently has no immediate plans to issue or repurchase shares.

4. Constitutional update • Adoption of a Third Amended and Restated Memorandum and Articles of Association to incorporate Hong Kong treasury-share rules, provisions for uncertificated securities, and other GEM Listing Rules updates.

Administrative details:

• Register of members will be closed from 23 June to 26 June 2026, inclusive. Shareholders must lodge transfers by 4:30 p.m. on 22 June to qualify for voting. • Proxy forms must be lodged with Tricor Investor Services by 4:00 p.m. on 24 June 2026. • All resolutions will be decided by poll; results will be disclosed via HKEX.

The circular, dated 29 May 2026, is available on both the HKEX and company websites.