Abstract: This paper systemic ally deals with the automobile design. How to handle the relations between the functions and aesthetics has been one of, the factors effected the competition and market of vehicle. When he designs an automobile, the designer should consider the space and dynamic character of vehicle,colour and aesthetics, as well as the principle of optical illusion. Transfering the skill in other arts into the automobile design will aid to form and develop the critia and rules of attic design.