... 1)precision:by your drawing 2)surface treatment:zinc, chrome plate 3)material:auminum,steel,SS, OEM/ODM ... Aluminium…2) surface treatment:Can be zinc, chrome plate, nickle plate, e-coating...3) producing scope:stamping, turning, welding,die- ... : design, fabricationPrecision machining:CNC,NC,MillingFinish: powder coating, painting, plating, anodizeAssemblingISO9001 certification,BV certifications