Try to do some realistic scene design, some details of the process are difficult to control in place, the whole drawing design is through the light source guidance and scene composition design to create visual focus, in the direction of the main light will be more white, the main picture is partial to the center, applied to the focus of light focus, contrast focus, light and dark distribution focus, break through the beauty of the picture. Key words: realism, cleanliness, contrast, texture. The scene construction part downloads and self-modeling, rendering software KS, the following artwork is the course expansion rendering work.