At present, 3D printing technology is used in the field of mold manufacturing, industrial design and other areas of manufacturing models, and gradually used in the direct manufacture of some products, there have been the use of this technology to print parts and components. The technology is used in jewelry, footwear, industrial design, architecture, engineering and construction (AEC), automotive, aerospace, dental and medical industries, education, geographic information systems (GIS), civil engineering, firearms, and other fields.