<p> 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.</p>



<p> Twisun is committed to technical innovation and new drug ...