Hebei Tianyuan Pharmaceutical Co., Ltd. Locates in Shijiazhuang, Hebei Province, China, which specializes in the R& D, production, sales and technical services of veterinary drugs. In 2001, we invested 30 millions to precede GMP construction, In 2004, we passed GMP dynamic authentication and are the first to reach international advanced level in the same industry. There are 8 modern workshops, 10 GMP production lines at present, with 200 kinds of veterinary drugs. The main GMP production line include injection, powder, tablet, granules, premix, pour-on solution, disinfectant and oral solution, etc.