Shanghai Twisun Bio-pharm Co., Ltd. is a leading professional high technology manufacturer of Intermediates and APIs, which was established in Shanghai in 2007,Twisun has more than 3,000 square meters of multi-functional modern research and development centers, and Nantong in Jiangsu in the trial, such possession and production base can provide customers with the tonnage and grade kilograms of high-quality products. Twisun is committed to technical innovation and new drug development, and also to provide customers with comprehensive, efficient, professional chemical outsourcing services. Twisun have 60 employees, including 30 years experience of research and development experts. The professional research team and the development of specific projects were headed by professor of the Nanjing University (NJU), and Dr. of the Chinese Academy of Sciences Shanghai Organic Chemistry (SIOC). Twisun has NMR, HPLC, LC-MS, GC-MS detection equipment, for the provision of professional customers'products and services provide an effective guarantee. We are willing to cooperate with domestic and international friends for a better future.