WuXi AppTec Co., Ltd. announced that, Mr. Jichao Wang has tendered his resignation to the Supervisory Committee due to other work commitments and will resign as a Supervisor. Since the resignation of Mr. Jichao Wang will render the membership of the Supervisory Committee falling short of the quorum, pursuant to the Articles of Association, Mr. Jichao Wang shall continue fulfilling the duties as Supervisor pursuant to the laws, administrative regulations, departmental rules, normative documents, the Listing Rules, the Rules Governing the Listing of Stocks on the Shanghai Stock Exchange and the Articles of Association until a new Supervisor is elected.