Galvanized sheet is a metal material commonly used in household appliances manufacturing, filing cabinets and daily necessities industries. In order to ensure the precision and quality of product molding, laser cutting is the most common process means used in the process of galvanized sheet blanking. It is a kind of processing means that does not contact the material, so it will not damage the surface of the plate, and there will be no burr on the cutting surface. It is a processing method that can greatly reduce the process after the process.