zhuhai Jiacheeng Bio-Tech Co..Ltd.is a leading supplier of pharmaceutical & its intermediates products expecially for Testosterone series,Trenbolone series and etc. The company invests large fund and brains to R&D department to research fine chemical, biochemical, pharmaceutical & its intermediates products that fit the demand of the market. High level research group, advanced apparatus and good scientific atmosphere ensure the quality of R&D. All the products in plant are the fruit of R&D d...