TECHWIN is a professional pharmaceutical & chemical Group company in China, which specialize in Manufacture and Export: Pharmaceutical Raw Materials(API), Veterinary Finished Medicines & Feed Additives, Veterinary Pharmaceutical Packing Materials (Vial, Ampoule, Rubber Stopper, Seal Cap), Veterinary Medical Equipments; We have been in pharmaceutical industry for more than 15-years with approved professional qualifications, Our factories run under cGMP/ISO & Free Sale Certificate conditions, most of products has DMF available with good quality control, we also strictly take the full social responsibility on labor and environment protection; wish to be your professional partner and reliable source in China.