Each design element has a "character". The circle is quite regular and introverted, giving people a feeling of clarity, order, integrity and simplicity. It is more visually stimulating and eye-catching. , strong sense of signal, orthodox, traditional and modern. Moreover, the circle vividly symbolizes the wheel, as well as the associated speed, safety, and perfection. In addition, it is very friendly and can be easily matched with other themes, giving a more vivid and three-dimensional highlighting effect.