Ningbo Zhenlei Chemical Co., Ltd. is located in Ningbo, Zhejiang Province,the company's main business includes R & D, production and sales of APIs and intermediates, contract R & D and contract manufacturing,The company has a professional, knowledgeable, young and high-quality staff,and including 3 doctors, 2 masters, a large number of experienced outstanding scientific research workers. 1.Main products Vonolazan fumarate、Sitagliptin、Perindopril、Tofacitinib citrate and their intermediate,e...