Using high-speed digital galvanometer, marking speed is fast, light output efficiency is high, and no maintenance is required in the later stage. Key start, high safety factor, control protection switch design plus USB data transmission interface. The super large worktable has its own hole to locate the aluminum plate, and the fixed marking position can be adjusted at will. The focal length can be precisely adjusted up and down, the insulating material lifting handle is wear-resistant and durable, and the scale is highly accurate.