... lifetime CO2 high speed Laser Marking Machine JQ-30 to make serial number/barcode etc. Machine IntroductionsCO2 laser marking machine ... leather, wood, textiles, plastics, acrylic, glass, crystal, stone, MDF, dual-color board, organic glass, paper, jade, agate, etc.Applicable IndustriesTobacco, ... , plastic, rubber, wood products, advertisement, arts and crafts, glass, printing, ornament, jewelry, etc.