Using the design method of package, the main functional areas are protruded, and the functional areas and operation areas are combined together. The functional areas are distinct and convenient for users to operate and use. Breakthrough appearance modeling language, overall simplicity and atmosphere, not only has the characteristics of industry language, but also has scientific and technological fashion elements, mainly white and black, forming a sense of product hierarchy; Simple and streamlined design is adopted in appearance modeling, and beautiful lines run through it, break the same kind of equipment products rigid curing image, visual more lightweight, comfortable;