Hunan run State bio-engineering co., Ltd. is invested by Hunan provincial Institute of Microbiology $ 45.8 million for the construction of high-tech enterprise, specializing in research and development of biotechnology and veterinary preparations. shop Xia Duo of Hexi, Changsha, company's production base is located in industrial zone, covers an area of 151 acres. with water for injection, powder for injection, powder/powder/raw medicine of premixes, antibiotics, disinfectants, Chinese medicine extraction six production lines, annual production capacity of 90 million dollars in 2006 and 28th single by Ministry of agriculture veterinary drug GMP approval. the company also built up a microbial fermentation technology research and development-oriented research and pilot-base now solid fermentation liquid fermentation workshop, workshop, as well as supporting the auxiliary workshops have been completed and put into operation.