Casting, Forging, CNC Machining manufacturer / supplier in China, offering 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, Custom Casting Parts for Auto/Car/Trailer/Truck/Tractor/Forklift/Train/Railway Made by China ISO 9001 Metal Foundry Factory and so on.