To study appearance design methods of the Children's toy car which has emotional designing meaning. It analyzed and summarized the emotion in Children's toy car application, combed the meaning and value of emotional design, and put the Chinese zodiac elements in the design of the children's toy car. This is of great significance to meet the emotional appeal of children. The roles of structure, materials and color are highlighted, and the simple man-machine theory of the toy using will be mastered. It put fo...