With the concept of "lighthouse factory" spreading around the world, many domestic heavy industry enterprises began to act, and leading construction machinery enterprises represented by Sany and Zoomlion took the lead in implementing the unmanned automatic line of medium and thick plate production inside the factory.

These heavy industry enterprises have carried out a large number of technical renovations for the production process of parts, not only upgrading the processing equipment, optimizing the process, but also implementing the full digital management in the process, completely replacing the traditional processing methods, reaching the standards of the lighthouse factory, and the efficiency and efficiency of the enterprise have been greatly improved. Among them, the very important process upgrading link is the automatic sorting and slag cleaning and deburring process after cutting the medium and thick plate.