The HARSLE carbon dioxide Laser Marking Machine uses carbon dioxide gas as the medium to produce a laser. Compared with traditional marking technology, the HARSLE carbon dioxide Laser Marking Machine has a high photoelectric conversion rate and fine light. The pattern or text can be edited arbitrarily by computer, with low investment cost, no consumables, and low maintenance cost. As an essential part of the shovel production line, it can greatly improve production efficiency and marking quality.