Casting, Sand Casting, Precision Casting manufacturer / supplier in China, offering China Foundry Metal/ Heat-Resistant /Brass/Steel/Gray Iron /Grey Iron /Cast Iron/Iron/Ductile Iron/Aluminum/ Shell Mold/Sand Casting for Transmission Gearbox, High Quality Customized Ductile Iron Machinery Parts Casting, Grey Iron Lost Foam Casting for Gearbox Housing and so on.