On May 21, 2026, all the conditions precedent under the subscription agreement dated May 14, 2024, entered into between WuXi AppTec Co., Ltd. (WuXi AppTec), Morgan Stanley Asia Limited, Citigroup Global Markets Limited, and Goldman Sachs (Asia) L.L.C. have been fulfilled and the issuance of the RMB6,780 million USD settled zero coupon convertible bonds due 2027 (the Bonds) in an aggregate principal amount of RMB6,780 million was completed. The net proceeds from the subscription of the Bonds, after deducting the managers’ commissions and expenses in connection with the offering, will be approximately US$1,023 million, and will be utilized in the following manner: (a) approximately 90 percent will be used for global capacity and capability expansion and (b) approximately 10 percent will be used for general corporate purposes. A formal application has been made to the Vienna Stock Exchange for the listing of the Bonds on the Vienna Stock Exchange.

WuXi AppTec is a leading global provider of comprehensive and integrated research and manufacturing services throughout the discovery, development, and manufacturing spectrum for small molecule drugs, development of computer software and databases, and consulting services for combinatorial chemistry and pharmaceuticals.

The Wilson Sonsini Goodrich & Rosati team acting as Hong Kong counsel to WuXi AppTec in this transaction includes Weiheng Chen, Yang Chu, Billy Yiu, Rujin Ruan, Hugo Lai, Kate Lam, Le Li, and Lehui Jin.