At present, the main methods of Shouban processing include cnc processing, 3D printing, copying, sla, sls, etc. However, cnc Shouban still occupies half of the Shouban industry, mainly because cnc Shouban has its unique advantages, mainly reflected in the following aspects : There are many types of materials that can be processed by CNC hand-board processing. The plastic materials are: ABS, PMMA, PP, PC, POM, nylon, bakelite, etc. The hardware materials are: aluminum, magnesium and zinc alloys, copper, steel, iron, etc. There are many types to meet the Shouban, currently widely used in China.