Customized precision Stamping Tension coil spring, compression spring, torsion spring mechanical spring

        Shandong hongkang group is located in the famous National Historical Cultural City---YanTai. It is a professional manufacturer of fuel injection system Parts.
We specialize in power steering pump.fuel injector pump.fuel injector , tallurgy.pulley rubber and plastic products and aluminum alloy casting processing etc.
which cover the main types and varieties of diesel engines both at home and aboard. The company has an annual output and sales 5 hundred million, ranking the top in the country. 
    Founded in 1946, we have experienced 70years. Keeping step with the international standard and technology, we have became one of the largest manufacturers for diesel fuel injection system in China. The company has introduced German TBT and IXION gun drill machine tools, Sweden UVA middle hole seat grinding machines, Swiss STUDER high-precision grinding machines, POSALUX nozzle machine tools, nozzle extrusion and grinding machines, cylindricity measuring equipment and other cutting edge equipment, which play an important role in the daily bulk production. Moreover, the company has independently developed national patented machine tools, such as middle hole centerless-grinding machines, seat electric spark and nozzle spark machining machine tools, high speed wind powered nozzle drillers and vertical seat grinding machines. 
The quality of our products is in the same class with other overseas famous manufacturers. The company has passed the certification of ISO/TS 16949 Quality Management System and certification of Vehicle Products of CCAP. 
We are looking forward to cooperating with customers from both home and aboard for common development.

Best regards Thank you