Changzhou Yongrui Chemical Research Institute Co., Ltd. is a Hi-tech company, specializing in research of active pharmaceutical ingredients (APIs), development of pharmaceutical intermediates synthesis, and custom synthesis.

　　We have well-designed laboratory, independent pilot workshop and large-scale API workshop complying with GMP guideline and management. We serve our customers in development of new drug and fine chemicals, from milligram to kilograms and to large-scale production..

　　We have good relationship with　Shanghai Organic Chemistry Institution, Shanghai Agricultural Chemical Institution. Based. Based on our strong technical cooperation, we are very experienced in the synthesis of new Indole series, Pydine series and Benzoic Acid series.

　　Our mission: Continuous innovation, high sincerity, Good products and service.