Laser marking, no deformation, wear resistance, stable performance, moderate price, can control the marking depth at will, and can work for a long time. The equipment is small in size, no water-cooling device, maintenance-free, modular design, stable and reliable, no consumables, low power consumption. The practicability is strong, and the stability of the whole machine is further improved by upgrading the software and control system. It can mark any information such as graphic logo and text and has the characteristics of fine and beautiful marking pattern and no wear.