... No pollution & consumption 4.Long lifetime CO2 high speed Laser Marking Machine JQ-30 to make serial number/barcode ... American RF and high-speed galvanometer,the speed is extremely fast and the precision is very high. The machine performance is ... Applicable IndustriesTobacco, food and beverages, wines, medical packing, leather, plastic, rubber, wood products, advertisement, arts and crafts, glass, ...