WuXi AppTec Co., Ltd. specializes in providing a broad portfolio of R&D and manufacturing services that enable companies in the pharmaceutical and biotech industries worldwide to advance discoveries and deliver groundbreaking treatments to patients. Net sales break down by activity as follows: - laboratory services (60.9%): small molecules discovery services, bioanalytical services, medical devices safety testing services, comprehensive manufacturing and testing services for cell and gene therapies, etc.; - CMO and CDMO services (31.9%): development of manufacturing processes, production of advanced intermediates and active pharmaceutical ingredients, formulation development and dosage drug product manufacturing, for preclinical and clinical trials, new drug application, and commercial supply of chemical drugs, etc.; - clinical research services (7.1%): project planning, clinical operation and monitoring and managements of phase I-IV clinical trials, medical device trials, etc.; - other (0.1%). Net sales are distributed geographically as follows: China (25.1%), Asia (4.1%), the United States (53.6%), Europe (16%) and other (1.2%) .