Tianma Bearing Group Co., Ltd. by private enterprises in Zhejiang Province evolved, has 50 years of professional precision bearings and heavy-duty CNC machine tool manufacturing experience, is the only Chinese collection "materials, bearings, equipment" in one of the three major industrial chain of high-end equipment manufacturing enterprises, among the "China Machinery Industry hundred", "China's top 500 private," and became a public company in 2007. The company has six manufacturing facilities in Hangzhou, Beijing, Chengdu, Qiqihar, Guizhou, Huzhou and other places, nearly 10,000 employees. There's a state-level enterprise technical centers, five provincial-level enterprise technical centers, two post-doctoral research station. Produced by TMB brand precision bearings and "homogeneity" brand heavy-duty CNC machine tool products targeting high-end, reached the international advanced level, won the "China Famous Brand", "the most competitive brand" and "China Famous Brand", widely used in aerospace, aviation, railway, wind power, nuclear power, automotive, shipbuilding, marine engineering and other major sectors of the national economy, and into overseas markets such as Japan and South Korea.