Ou Shi Sheng (Beijing) Technology Co., Ltd Established in 2015,the company is a national high-tech enterprise with software copyright. It is a domestic enterprise that can produce a complete set of flow lab equipment and management system. Since its establishment, the company has been committed to the R & D and production of core components, complete instruments and control software of mobile chemistry, and constantly enriched the products and relevant accessories in the overall solution. Headquartered in Guanghua Venture Park, Haidian District, Beijing, the production base is located in Wen'an Industrial Zone, Langfang, Hebei Province, covering an area of 18 Mu and a production area of 15000 square meters. At present, it has set up offices and shared laboratories in eight major regions of the country to provide users with a variety of solutions and customized services.