According to the different parts' 3D drawing, gernally use plastic(for housing) and metal materials to processing by CNC, then apply finishes like Burnshing, Silk Screen, Spray Painting and so on in accordance with products' characterastics, structure and use group. 

The housing is the most couspicuous part in all the Electronic Appliances, and now the market requirement is more and more strict, because the first element to attract end consumers is whether or not the product appearance  is enough to catch the eye. Besides there is a lot of elements need be considered, and the prototype can be well applied in these goods. Prototype can enable the design or manufacturer find out these problems timely and reduce the huge loss cause by blind mass production.