Germany SEW Transmission Equipment Co., Ltd. was established in 1931, it is a multinational International Group, specialized in producing various series motor, speed reducer and frequency control devices. SEW is headquartered in Germany, Baden-Wuerttemberg Brook Purcell, owned 12 manufacturing plants worldwide, 63 assembly plants and more than 260 sales and service offices around the world on five continents and almost all the industrial countries, and in It employs more than 12,000 people worldwide, and its production technology and market share rank world leader in the international field of power transmission world-famous, known as "the world's pioneer in the field of transmission." 

SEW China company has established a China headquarters and manufacturing center in Asia-Pacific in Tianjin Economic and Technological Development, and built assembly center in Suzhou, Guangzhou, Shenyang, Wuhan, Xi'an. What’s more it has a motor factory in Suzhou, has built repair facility in Xinjiang. At the same time there has 34 sales offices in major cities nationwide, has developed into a large enterprise famous in all over the country in the filed  of  Chinese  machinery manufacturing industry .

SEW- transmission equipment (Tianjin) Co., Ltd. is a large-owned manufacturing companies in the SEW Tianjin Economic and Technological Development with a total investment of 300 million euros, covers an area of 175,000 square meters, with the most modern factories, manufacturing processing and testing equipment, one of the world's 12 largest manufacturing SEW groups, it is also a manufacturing center in the Asia-Pacific region.

SEW products based on industry transmission equipment, including the gear reducer and inverter, etc., SEW products to the new "module combination" concept for the development of electronic mechanical and electrical integration to provide a broader space, applied machinery and equipment, including iron and steel, metallurgy, cement, mining, infrastructure, building materials, environmental protection, paper, ports, airports, aviation, aerospace, petrochemical, light industry, food and beverage logistics and warehousing, and so on. At the national key projects SEW products have a wide range of applications, such as all major domestic ports, the airport and the major domestic airports, major sewage treatment projects; China Millennium Monument, the Capital Theater, Great Hall of the large and small hall renovation project ; Tianjin FAW, China FAW, Shanghai GM, Volkswagen, SAIC-GM-Wuling; Shanghai maglev train project, the Three Gorges water conservancy project, the Shenzhou satellite launcher project; the 29th Beijing Olympic Games opening ceremony of the ground stage drive system, the main torch air travel drive system etc.