Innovax Holdings Limited — Proxy Solicitation & Information Statement 2025

Sep 26, 2025

Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this notice, make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this notice.

TESSON HOLDINGS LIMITED

天臣控股有限公司

(Incorporated in Bermuda with limited liability)

(Stock code: 1201)

NOTICE OF SPECIAL GENERAL MEETING

NOTICE IS HEREBY GIVEN that a special general meeting of Tesson Holdings Limited (the "Company") will be held at Picasso Room B, B1 Level, InterContinental Grand Stanford Hong Kong, 70 Mody Road, Tsim Sha Tsui East, Kowloon, Hong Kong on Monday, 20 October 2025 at 11:00 a.m. for the purpose of considering and, if thought fit, passing the following resolutions:

ORDINARY RESOLUTIONS

"THAT

1. Subscription Agreement A (a copy of Subscription Agreement A has been produced to the SGM and marked “A” for the purpose of identification) and the transactions contemplated thereunder be and are hereby approved and confirmed; and any one of the Directors be and is hereby authorised to sign, execute, seal (where required) and deliver all such documents and take such action as he/she may deem necessary, desirable, expedient or appropriate in connection with or to implement or give effect to Subscription Agreement A and the transactions contemplated thereunder;

2. Subscription Agreement B (a copy of Subscription Agreement B has been produced to the SGM and marked “B” for the purpose of identification) and the transactions contemplated thereunder be and are hereby approved and confirmed; and any one of the Directors be and is hereby authorised to sign, execute, seal (where required) and deliver all such documents and take such action as he/she may deem necessary, desirable, expedient or appropriate in connection with or to implement or give effect to Subscription Agreement B and the transactions contemplated thereunder; and

3. Subscription Agreement C (a copy of Subscription Agreement C has been produced to the SGM and marked “C” for the purpose of identification) and the transactions contemplated thereunder be and are hereby approved and confirmed; and any one of the Directors be and is hereby authorised to sign, execute, seal (where required) and deliver all such documents and take such action as he/she may deem necessary, desirable, expedient or appropriate in connection with or to implement or give effect to Subscription Agreement C and the transactions contemplated thereunder."

By order of the Board

Tesson Holdings Limited

Wei Mingren

Chairman

Hong Kong, 26 September 2025

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Notes:

1. Any member of the Company entitled to attend and vote at a meeting of the Company shall be entitled to appoint another person as his/her proxy to attend and vote instead of him/her. A member who is the holder of two or more shares of the Company may appoint more than one proxy to represent him/her and vote on his/her behalf. A proxy need not be a member of the Company. A proxy or proxies representing either a member who is an individual or a member which is a corporation shall be entitled to exercise the same powers on behalf of the member which he/she/they represent as such member could exercise.

2. The instrument appointing a proxy shall be in writing under the hand of the appointor or of his/her attorney duly authorised in writing or, if the appointor is a corporation, either under its seal or under the hand of an officer, attorney or other person authorised to sign the same.

3. The instrument appointing a proxy (if required by the Board) together with the power of attorney or other authority (if any) under which it is signed, or a certified copy of such power of authority, must be delivered to the offices of the Company's branch share registrar, Computershare Hong Kong Investor Services Limited at 17M Floor, Hopewell Centre, 183 Queen's Road East, Wanchai, Hong Kong not less than forty-eight (48) hours before the time appointed for holding the meeting or adjourned meeting at which the person named in the instrument proposes to vote and in default the instrument of proxy shall not be treated as valid.

4. Delivery of an instrument appointing a proxy shall not preclude a member of the Company from attending and voting in person at the meeting convened and in such event, the instrument appointing a proxy shall be deemed to be revoked.

5. A vote given in accordance with the terms of an instrument of proxy shall be valid notwithstanding the previous death or insanity of the principal, or revocation of the instrument of proxy or of the authority under which it was executed, provided that no intimation in writing of such death, insanity or revocation shall have been received by the Company at the registered office or the branch registrar of the Company (or such other place as may be specified for the delivery of the instruments of proxy in the notice convening the meeting) two (2) hours at least before the commencement of the meeting or adjourned meeting, or the taking of the poll, at which the instrument of proxy is used.

6. The register of members will be closed from 15 October 2025 to 20 October 2025 (both dates inclusive), during which period no transfer of Shares will be effected. In order to qualify for attending and voting at the aforesaid meeting, all transfer forms of shares accompanied by the relevant shares certificates must be lodged with the Company's branch share registrar, Computershare Hong Kong Investor Services Limited at Shops 1712-1716, 17/F., Hopewell Centre 183 Queen's Road East, Wanchai, Hong Kong for registration no later than 4:30 p.m. on 14 October 2025.

7. If tropical cyclone warning signal number 8 or above or a "black" rainstorm warning or "extreme conditions caused by a super typhoons" announced by the Government of Hong Kong is/are in effect any time and remains in force 3 hours before the time of the above meetings, the meeting will be adjourned. The Company will post an announcement on the websites of Stock Exchange at www.hkexnews.hk and the Company at www.tessonholdings.com to notify shareholders of the date, time and place of the adjourned meeting.

As at the date of this notice, the Board comprises Mr. Wei Qingwen, Mr. Wei Mingren, Mr. Chan Wei and Ms. Yu Xiaolei as executive Directors, Dr. Ng Ka Wing, Mr. See Tak Wah and Mr. Wang Jinlin as independent non-executive Directors.