Beijing Style Sci. & Tech. Development Co., Ltd. is a high-tech enterprise registered in Zhongguancun High-Tech Park by professors and scholars from feed and biology fields of CAAS (Chinese Academy of Agricultural Science). The company integrates production, operation, research and development. It was granted ISO9001 and HACCP certificates. On the basis of famous professors, PhD. and Masters, the company has an outstanding R&D and technical service team with full practical experience. Beijing Style establishes a long-term and close cooperation in technology and alliance with Biotechnology Research Institute , Feed Research Institute of CAAS, CAU ( China Agricultural University ) and Sichuan Agricultural University. It keeps wide and deep relationship with professors and scholars of Germany Gottingen University and Munich University. Beijing Style is one of the earliest enterprises which produce phytase, the earliest enterprise obtaining the production license of phytase in China, the only enterprise which produce the coated pellet and pellet phytase in China presently, so it has more advantages. The company's fermentation base is located between North China Plain and Yanshan Mountain. With predominant climate and resource, Beijing Style has most preponderant fermentation condition of phytase production in China. Beijing Smile Feed Sci. & Tech. Co., Ltd. and Beijing Smile Qian'an branch were invested and held by Beijing Style, are in charge of the production and sales of phytase. With strong support of high-tech, Beijing Style Sci. & Tech. Development Co., Ltd. is devoted to professional production of phytase and other feed additives, also to the stability and continuous improvement of the product quality. It takes concentration of Sci. & Tech. and sharing it with youas the pursual and stabilization, eternization & globalizationas the product idea. Beijing Style attachs importance to the strategic alliance and mutual development with