This machine can print 1 to 3 lines, and the character height reaches 1.8mm, 3.0mm, 8.0mm, and 17mm with combined big and small characters. Printing speed reaches 100m/min, bar code 30m/min, capable of printing 30million characters (3mm high). It is capable of storing 100 printing information; all information reaches 1600 characters. It is applicable for metal, plastic, glass, wood, paper and ceramics etc.