... ,SLS,Vacuum casting 2.SLS plastic rapid prototype 3.Reasonable price,fast delivery SLS prototype machining Material:photosensitive resinSurfaces treatment:Polishing,spray ... , Fax machine, Printer, Walkie Talkie,Automobile parts, Motorcycle parts, Instrument board, engine parts, GPS,Massager, Sphygmomanometer, Stethoscope and so on