Changzhou Aodan Chemistry Ltd is a research and development company specializing in custom synthesis of organic compounds and projects involving contract researches, provide fine chemicals, building blocks and pharmaceutical intermediates. R&D organisation in the field of organic synthesis. Service covers contract research including the development of new and efficient synthetic routes, product synthesis on lab scale and technology transfer to manufacturing locations Specialized in chemical custom synthesis of various new organic compounds in the scale from mg to kg quantities. We offer you custom synthesis and contract research