... in 2004, Shandong runchi heavy forging co., ltd is a production and tread enterprise integrating the forging ,machining and heat treatment of ... gear , forged valve, forged disc, forged cake , forged pipe fitting, tube sheet ,etc. Currently, the outer diameter of largest ring ... etc. The number of total staffing Shandong runchi heavy forging co., ltd is 300 employees. Among them , there are 50 engineers ...