SWS was established in 2001 and located In Chongqing, China. Our company specializes in blood purification equipments researching, manufacturing, sales and technical service. Now we&＃039;ve become the largest blood purification company in China.Our company has passed CMD (ISO9001 AND YY/T0287) quality management system, 3C (Electrical Safety) and CE certificate. We have owned the independent knowledge rights, and applied for 26 national patents, which dominated 80% of the total patents in the national blood purification technology area. Our company also drafted and established 2 blood purification equipment national standards and 1 field standard. In China, Our company has owned the largest national blood purification project research center, and developed the first continuous blood purification system (CRRT) and online hemodiafiltration equipment, and predominate the core critical technology of the blood purification device production. We have developed 6 types products of three systems which including the hemoperfusion device, continuous blood purification system(CRRT) and hemodialysis equipments. At present, our products have been operated in more than 600 hospitals. From 2008, our products also have been exported to the global markets, such as Southern Asia, South America and West Asia and So On, we hope to cooperate with more international friends.Our aim is to benefit kidney failure patients all around the world.