Stable performance, using industrial-grade laser, high-speed digital galvanometer, embedded flight marking controller, high system integration, low power consumption, compact structure and stable performance. The operation is simple, the system adopts touch screen, the man-machine interface is friendly, the operation is simple and fast, and it is easy to use. It occupies a small space, the optical cavity and the control box are integrated and installed, and the lifting frame can be adjusted up and down, front and rear, and pitch angle, which can easily adapt to different production lines.