rollers, printing machine parts.The machining workshop, rivet welding workshop, casting / forging workshop ... right to import and export. Our company has branch factories for forging, casting, heat treatment quenching-and-tempering, machining and rivet ... ) of our machining parts: CrMo ductile cast iron indefinite chill, high NiCr centrifugal casting, ZU70Mn2, semi-steel, 60CrMnMo,9Cr2Mo, and any ...