We take red, white and black as the basic colors; and the figures used are smooth and not stick to one pattern, giving us not only a strong and contrast visual impression but also a sense of being broad and profound as a city of long history.

• 我们主要是以其中红、白、黑、为主色调，图案圆润流转，不拘一格，既有鲜明的对比，给人以强烈的视觉感受，又饱满沉着，具有历史积淀的空灵悠远之感。