RemeGen Co., Ltd. — Proxy Solicitation & Information Statement 2023

Dec 11, 2023

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.

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RemeGen Co., Ltd.[*]

榮 昌 生 物 製 藥（ 煙 台 ）股 份 有 限 公 司 (A joint stock company incorporated in the People’s Republic of China with limited liability)

(Stock Code: 9995)

NOTICE OF 2023 FIRST CLASS MEETING OF H SHAREHOLDERS

NOTICE IS HEREBY GIVEN that the 2023 first class meeting of H shareholders (the ‘‘Class Meeting of H Shareholders’’) of RemeGen Co., Ltd.* (the ‘‘Company’’) will be held at Room 6134, Phase III Building of the Company, 58 Middle Beijing Road, Yantai Development Zone, Yantai Area of Shandong Pilot Free Trade Zone, PRC, at 2:40 p.m. or immediately after the conclusion of the 2023 second extraordinary general meeting and the 2023 first class meeting of A shareholders of the Company to be held at the same location, whichever is later, on Thursday, December 28, 2023 or at any adjournment thereof for the purpose of considering and, if thought fit, passing the following resolutions:

SPECIAL RESOLUTIONS

1. To consider and approve the 2023 Restricted A Share Incentive Scheme (Draft) of the Company and its summary.

2. To consider and approve the Assessment Management Measures for the 2023 Restricted A Share Incentive Scheme of the Company.

3. To consider and approve the proposed authorization to the board of directors of the Company to handle matters pertaining to the 2023 Restricted A Share Incentive Scheme of the Company.

By order of the Board RemeGen Co., Ltd.* 榮昌生物製藥(煙台)股份有限公司 Mr. Wang Weidong Chairman and executive director

Yantai, the PRC December 12, 2023

• For identification purposes only

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Notes:

1. All resolutions at the Class Meeting of H Shareholders will be taken by poll (except where the chairman decides to allow a resolution relating to a procedural or administrative matter to be voted on by a show of hands) pursuant to the Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited. The results of the poll will be published on the websites of the Company at www.remegen.com and Hong Kong Exchanges and Clearing Limited at www.hkexnews.hk after the Class Meeting of H Shareholders.

2. Any shareholder entitled to attend and vote at the Class Meeting of H Shareholders convened by the above notice is entitled to appoint one or more proxies to attend and vote instead of him/her. A proxy need not be a shareholder of the Company.

3. In order to be valid, the instrument appointing a proxy together with the power of attorney or other authority, if any, under which it is signed, or a notarially certified copy of such power of attorney or authority, must be completed and returned to the H share registrar of the Company, Computershare Hong Kong Investor Services Limited, at 17M Floor, Hopewell Centre, 183 Queen’s Road East, Wanchai, Hong Kong (for holders of H shares), at least 24 hours before the Class Meeting of H Shareholders (i.e. before 2:40 p.m. on December 27, 2023) or any adjourned meeting thereof. Completion and return of the form of proxy will not preclude a shareholder from attending and voting at the Class Meeting of H Shareholders or any adjourned meeting thereof should he/she so wish.

4. For the purpose of determining the list of holders of H shares who are entitled to attend the Class Meeting of H Shareholders, the H share register of members of the Company will be closed from December 21, 2023 to December 28, 2023, both days inclusive, during which period no transfer of shares will be registered. In order to be eligible to attend and vote at the Class Meeting of H Shareholders, unregistered holders of the shares shall ensure all transfer documents accompanied by the relevant share certificates must be lodged with the Company’s H share registrar, Computershare Hong Kong Investor Services Limited at Shops 1712–1716, 17th Floor, Hopewell Centre, 183 Queen’s Road East, Wanchai, Hong Kong no later than 4:30 p.m. on December 20, 2023 for registration.

5. Where there are joint registered holders of any share, any one of such joint holders may vote, either in person or by proxy, in respect of such share as if he/she was solely entitled thereto, but if more than one of such joint holders are present at the Class Meeting of H Shareholders, whether in person or by proxy, the joint registered holder present whose name stands first on the register of members of the Company in respect of the shares shall alone be entitled to vote in respect thereof.

6. A shareholder or his/her proxy should produce proof of identity when attending the Class Meeting of H Shareholders.

7. Shareholders who attend the meeting in person or by proxy shall bear their own travelling and accommodation expenses. Shareholders may contact the Company at +86-0535-6113681 or rcsw@remegen.com for any enquiries in respect of the Class Meeting of H Shareholders.

As at the date of this notice, the board of directors of the Company comprises Mr. Wang Weidong, Dr. Fang Jianmin, Dr. He Ruyi and Mr. Lin Jian as the executive directors, Dr. Wang Liqiang and Dr. Su Xiaodi as the non-executive directors, and Mr. Hao Xianjing, Dr. Ma Lan and Mr. Chen Yunjin as the independent non-executive directors.

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