With the rapid development of the socialist market economy, industrial design plays an important role in the process of economic and cultural development. Industrial design has an important impact on the design and manufacture of industrial products. The gradual development of computer-aided design in the process of industrial design Application has greatly promoted the development of industrial design and the development of industrial network informatization. Computer-aided design abbreviated CAD is engineering and technical personnel under the assistance of computer hardware and software systems A technique for designing. Originally used for scientific computing , control and office automation , it has developed rapidly in recent years.