This design’s color is pure and fresh, and the colof UI is proper. The whole interface has bright colors, which is delicate, beautiful, and modern. The information which is needed to be expressed in the interface design shows clear. In color respect, interface makes a distinction between the important and the lesser one, and the division of its function and interface is clear at a glance. Meanwhile the interface has low recognition error rate, and easy to use. Users can be soon to fit.