We are a GMP certificated company,was established in 1987,It is one of the biggest companies manufacturing cephalosporins bulk drugs in China with a capacity of 800 tons annually. Main products are: Cefaclor, Cefprozil, Cefixime, Aztreonam, Ceftazidime, Ceftriaxone Sodium, Cefuroxime Sodium, Cefradine, etc.