Nanjing Hengbei Chemicals Co., Ltd(“Hengbei” for short) is a professional chemical company specializing in research, manufacturing, and marketing of electronic material, pharmaceutical intermediates, etc. Hengbei’s R&D center is actively engaged in new products and new process research to meet customer’s CRO & CMO services globally. Hengbei has collaborative manufacturing bases in Jiangsu, Shandong and Hebei provinces, the manufacturing bases can carry out halogenation, esterification, Friedel-Crafts reaction, Grignard reaction, oxidation, reduction, diazotization, coupling reaction, etc. The