Datang (Hangzhou) Pharmachem Co., Ltd., established in 2007, mainly focuses on R&D of Generic APIs and its intermediates, contract manufacturing, licensing in/out, and technical service. Our R&D center, locate in No. 876 Jindong Road 20 Street, Hangzhou Economic Development Zone, Hangzhou, 310016 China , are well equipped with various advanced facilities. We are cooperating with a few well selected factories who are reliable and GMP certified . With a group of experienced professional and precio...