About Us: As one of the leading manufacturers of ring forged parts around Shanghai Port Area, Zhangjiagang Huaerdong Ring Forgings Co., Ltd is Specializing in Forged Rings, Forged Flange Rings, Forged Slewing Ring Bearing, Gear Rings , Tube Sheet with large diameter, which are widely used in oil/water/gas pipe connections, shipbuilding, nuclear, wind power component, excavator and crane.We supply products for Doosan Infracore Corporation (Korea), SHILLA Corporation (Korea), ANTEX CORPORATION(Japan) and Gold Wind (China** leading wind turbine provider) Founded time: 2006 Covered Area: 40,673.30 square meters Registered Capital: 2.5 million US Dollars Total Investment: 15 million Us Dollars Certificate: *ISO9001: 2008, *ISO14001: 2004, *TUV Rheinland, *China Classification Society, *Pressure Equipment Directive (PED) 97/23/EC, *AD2000 W0 Number of Staff: 130 Engineers: 10 Main Equipment: 3m, 5m, 10m (under construction) Ring roller production lines, 2000 T and 7000T Hydraulic Presses, Horizontal & Vertical Lathes and Drilling Machines, Heat treatment workshop.