TradeVerifyShanghai ZaiQi Bio-Tech Co., Ltd is a comprehensive company integrated R&D, custom synthesis and batch production, domestic sales and Imp&Exp of APIs, pharmaceutical intermediates etc.fine chemicals. Our advantage products are in series of Pyridine, indol, pyrimidine, pyrrolidine, boric acid, piperine, and the derivatives such as the piperazine, Thiazole and thiophene etc., and heterocyclic compounds containing benzene. Our labs and plant are located in the famous chemical industry area of Shanghai, Jinshan District. Welcome for a visit!