About Us

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  Beijing ChemSun PharmTech Co.,Ltd, located in Beijing Fengtai Science Park,  is a competitive player in the global specialty and fine chemical market. Focusing on developing the innovative technologies for organic synthesis, CHEMSUN has both the expertise and flexibility to produce a wide range of chemicals, such as fluorine organic chemicals, chiral intermediates, and heterocyclic chemicals. CHEMSUN also performs custom synthesis, contract manufacturing and toll manufacturing providing the bulk active ingredients and advanced intermediates.