Shanghai Twisun Bio-pharm Co.Ltd was established in Shanghai in 2007, the company is located in the national high-tech business park Shanghai Jinshan Fine Chemicals torch innovations Park . The company has more than 1,000 square meters of multi-functional modern research and development centers, and Nantong in Jiangsu / Taizhou in Zhejiang in the trial, such possession and production base to provide customers with the tonnage and grade kilograms of high-quality products. The company is committed to technical innovation and new drug development, and also to provide customers with comprehensive, efficient, professional chemical outsourcing services.