There are integral relations between the change of forms and contemporary architecture aesthetics. The appearance of fractal geometry has extended the category of the study on natural forms greatly. And the beauty of fractal expands the scope of the traditional formal aesthetics, which has changed people's understanding on the formal beauty. As a new method that has broadened the extent and depth of architecture design, the thought of fractal can pro-vide a totally new way for architectural design, as well as a short cut for people to achieve their pur-pose being harmonious with the nature.