steel CASTING PART/OEM precision machining OEM service,ISO 9001:2008 Full inspection high efficient administration VALVE PART/OEM CASTING AND MACHINNING SERVICE Company introduction ... necessary assistant.Technology & EquipmentCasting: Sand Casting, Investment Casting, Die Casting, Forging, etc.Machining: Lathe, Boring, Vertical , Horizontal, Milling, Saw etc. 2011 steel casting part/OEM casting