As a leading producer and exporter in bio-chemicals, Chongqing Imperial is the first company who adopts enzymatic proteolysis to manufacture heparin sodium including low molecular weight heparin sodium. We use the latest in pharmaceutical technology to produce Chondroitin sulfate and extract botanic herbs or plants. We supply pharmaceutical bulk materials to our clients in pharmaceutical industry, nutritional industry and veterinary industry. The products covers vitamins, amino acids, hormones, enzymes, nucleic acids, antibiotics (anti-cancer drugs etc) and its intermediates.