Chengdu Pukang Biotechnology Co., Ltd was located in industrial center of chengdu in western China. We have some doctors majored in synthesis and cooperated with professors in Huaxi pharmacy university.Win-win cooperation and we grasp the advanced information in drug synthesis. Our highly efficient and professional R & D team, as well as strict quality control system, guarantees the quality of our products. All our products must be strictly tested with precision instrument MS, NMR and HPLC. Pragmatic, Honest and innovation is our bussiness aim.