... consist of forging, casting, heat treatment, machining, and structural rivet welding in our company. We can start from designing and manufacturing ... pulley, car wheel, centric wheel and so on.Our rivet welding factory can undertake kinds of metallic steel strcture equipment, heavy ... biggest forgings from us are ø1500 ring, ø1000 flange and ø500 x 17000 shaft.Our casting branch factory has large, medium ...