QS Machinery,being a casting foundry in China specialized in investment Casting and Sand Casting with machining workshop equipped with CNC Lathe, Milling and drilling machines, pursue providing various custom parts in material of Carbon Steel,Alloy Steel,Stainless Steel,Cast Iron,Ductile Iron,Alluminium as well as Rubber,with the end usage to Auto & Truck,Agricultural machinery,construction machinery and other equipment.