Founded in 1970, Jining Jingyi Bearing Limited Liablity company (the former Jining Bearing Factory ) is a backbone enterprise of bearing manufacturing subordinate to the former Ministry of Machinery & Electron Industry. Now it is located within Jining High-Tech Development Zone, covers a land area of more than 40,000 sqm and owns a fixed assets of 50 million RMB Yuan. It has over 500 employees, with an annual productivity of 3,000,000 suits of the bearings.