No consumables, low cost. The laser coding machine does not require any consumables, the equipment operating cost is very low, and the processing cost is also very low. Maintenance-free operation avoids frequent unplanned downtime and does not cause direct losses to production and operation enterprises. The effect is good, and the anti-counterfeiting function is high. The laser printer has clear marking, high fidelity, non-erasable, strong anti-counterfeiting ability and unique effect.