is an integrated high-tech enterprise composed with Production
,R&D and Trading, specialized in Quinolones API and
intermediates, Veterinary drugs and Supply CMO service for
customers. Topchem has several large sized manufacturing sites
located in Industrial Zone, with total area of 150000 square
One of them is GMP Certificated Manufacturer. The workshops are
strictly compliance with GMP Standard. Topchem own a medical
research institute located in Shandong Province, which is a
qualified specialist in Formulation and API process development.
The institute is organized by an enormous experts group with
medicine professors, synthesis professors and Clinic professors,
they focus on new drugs development and transfer, drug registration
application ,Clinic service and Chemical CMO service .
Currently Topchem is the largest supplier for Tetrachlorophthalic
anhydride (TCPA) with annual capacity 6000mt. Moxifloxacin
hydrochloride, Polyinosinic acid, Polycytidysic acid,
Etizolam, trelagliptin succinate, Ticagrelor is the major
APIs, Sarafloxacin hydrochloride , Diclazuril ,Toltrazuril is
the major veterinary drugs.