... Machine 1.High precision,fast speed 2.Mark on most non-metals 3.No pollution & consumption 4.Long lifetime CO2 high speed ... Laser Marking Machine JQ-30 to make serial number/barcode etc. Machine ... wood, textiles, plastics, acrylic, glass, crystal, stone, MDF, dual-color board, organic glass, paper, jade, agate, etc.Applicable IndustriesTobacco ...