Sheet metal has the characteristics of light weight, high strength, conductivity (can be used for electromagnetic shielding), low cost, good mass production performance and so on. It has been widely used in electronic appliances, communication, automobile industry, medical instruments and other fields. For example, sheet metal is an essential part in computer cases, mobile phones, MP3 players. With the application of sheet metal more and more widely, sheet metal design has become a very important part of the product development process, mechanical engineers must master the design skills of sheet metal, so that the design of sheet metal can not only meet the requirements of the function and appearance of the product, but also make the stamping die manufacturing simple and low cost. We provide customized service for sheet metal products, whether it is case shell, metal instrument shell or metal connector and so on through sheet metal processing products.