... ,but only less than 1/10 price compare with the laser engraving product, besides, with clearly, enduring, no change color, ... and pure silver goods, forming of VCD mould, molding of laser false prevention label etc. 5. Work as one of metal ... , lamps, window fittings, lighter, glasses rims, kitchenware, hardware, crust of electronic equipment, clothes accessories, leather accessories, etc. 8. Work as one ...