WuXi AppTec Co., Ltd. — Proxy Solicitation & Information Statement 2024

Dec 31, 2024

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.

齊明康德

WuXi AppTec

WUXI APPTEC CO., LTD.*

無錫藥明康德新藥開發股份有限公司

(A joint stock company incorporated in the People's Republic of China with limited liability)

(Stock Code: 2359)

NOTICE OF THE EXTRAORDINARY GENERAL MEETING

Notice is hereby given that an extraordinary general meeting (the "EGM") of WuXi AppTec Co., Ltd.* (無錫藥明康德新藥開發股份有限公司) (the "Company") will be held at Sheraton Shanghai Waigaoqiao Hotel, 28 Jilong Road, Pilot Free Trade Zone, Shanghai, China on Wednesday, January 22, 2025 at 2:50 p.m. (or at any adjournment thereof) to consider and, if thought fit, pass the following resolution. Unless otherwise defined, capitalised terms used in this notice shall have the same meanings as those defined in the circular of the Company dated January 2, 2025 (the "Circular").

ORDINARY RESOLUTION

1. to consider and approve the proposed election of Mr. Xuesong Leng (冷雪松) as an independent non-executive Director for the third session of the Board.

Details of the above resolution proposed at the EGM are contained in the Circular, which is available on the websites of the Stock Exchange (www.hkexnews.hk) and the Company (www.wuxiapptec.com.cn).

By order of the Board

WuXi AppTec Co., Ltd.*

Dr. Ge Li

Chairman

Hong Kong, January 2, 2025

As at the date of this notice, the Board comprises Dr. Ge Li, Dr. Minzhang Chen, Mr. Edward Hu, Dr. Steve Qing Yang and Mr. Zhaohui Zhang as executive Directors, Mr. Xiaomeng Tong and Dr. Yibing Wu as non-executive Directors and Ms. Christine Shaohua Lu-Wong, Dr. Wei Yu, Dr. Xin Zhang, Ms. Zhiling Zhan and Mr. Dai Feng as independent non-executive Directors.

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Notes:

1. The resolution at the meeting will be taken by poll (except where the chairman decides to allow such 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 “Listing Rules”). The results of the poll will be published on the websites of the Hong Kong Stock Exchange and the Company in accordance with the Listing Rules.

2. Any shareholder of the Company entitled to attend and vote at the meeting is entitled to appoint more than one proxy to attend and on a poll, vote instead of him. A proxy need not be a shareholder of the Company. If more than one proxy is appointed, the number of shares in respect of which each such proxy so appointed must be specified in the relevant Form of Proxy. Every shareholder present in person or by proxy shall be entitled to one vote for each share held by him.

3. In order to be valid, the Form of Proxy together with the power of attorney or other authority, if any, under which it is signed or a certified copy of that power of attorney or authority, must be deposited at the Company’s H Share Registrar in Hong Kong, Tricor Investor Services Limited, at 17/F, Far East Finance Centre, 16 Harcourt Road, Hong Kong not less than 24 hours before the time appointed for the meeting or the adjourned meeting (as the case may be) (i.e. not later than 2:50 p.m.) on Tuesday, January 21, 2025 (Hong Kong time)). Completion and return of the Form of Proxy shall not preclude a shareholder of the Company from attending and voting in person at the meeting and, in such event, the instrument appointing a proxy shall be deemed to be revoked.

4. For determining the entitlement to attend and vote at the meeting, the register of members of H Shares of the Company will be closed from Friday, January 17, 2025 to Wednesday, January 22, 2025, both dates inclusive, during which period no transfer of shares will be registered. In order to be eligible to attend and vote at the EGM, unregistered holders of shares of the Company shall ensure that all transfer documents accompanied by the relevant share certificates must be lodged with the Company’s H Share Registrar in Hong Kong, Tricor Investor Services Limited, at 17/F, Far East Finance Centre, 16 Harcourt Road, Hong Kong for registration not later than 4:30 p.m. on Thursday, January 16, 2025. In order to be eligible to attend and vote at the EGM, the Bondholders have been notified separately in advance that they shall exercise the conversion rights attaching to the Bonds no later than 3:00 p.m. (Dublin time) on Wednesday, December 18, 2024.

5. References to time and dates in this notice are to Hong Kong time and dates, unless indicated otherwise.

6. In addition, the Company encourages the Shareholders to exercise their right to vote at the EGM by appointing the chairman of the EGM as their proxy to vote on the relevant resolution at the EGM instead of attending the meeting in person, by completing and returning the enclosed Form of Proxy for use at the EGM in accordance with the instructions printed thereon.

7. For identification purpose only