Ningbo Zhenlei Chemical Co.,ltd. located in ningbo city, zhejiang province. We are specializes in R&D, manufacturing and marketing .Our main product is R-3-amino-1-butanol, Sitagliptin, Sitagliptin phosphate monohydrate. With strong experience and network in Pharmaceutical and Agrochemical, across the globe, Zhenlei is your ideal partner for development of multi-scale synthesis projects as well as manufacturing activities, by ensuring reliable sourcing of raw materials, at competitive pricing and suitable packaging. Our customer oriented approach coupled with good and consistent quality from our suppliers would help us build long term relationships with our esteemed customers.