... supply the profassional cast iron auto parts. Stuff of 500 people, annual production more than 15 thousand tons, with ISO90000:20000 certification ... :Hydraulic pressure and pneumatic parts field: valve,fairlead,gear wheel and piston;Machine tol parts: sea saw,guiding rail, ... and sliding blade:Mould fields:glass mould,plastic mould,grinding wheel mould and die-casting mould,etcCar components:gear, gear ...