Casting, Forging, CNC Machining manufacturer / supplier in China, offering OEM Metal Foundry Iron/Steel Sand Cast Iron for Construction Crane/Mining/Milling/Excavator Machine/Machinery/Equipment Parts, Ductile/Nodular Iron Sand Casting Custom Cast Iron for High Speed Railway/Train Parts Locomotive Metal Components, China ISO 9001 Metal Foundry OEM Service Custom Metal Casting for Train/Railway/Locomotive Components Heavy-Duty Trailer/Tractor/Truck Parts and so on.