Chinese characters is a cultural phenomenon, so the first thing to study the relationship between Chinese characters and its cultural background. If you want to comprehensive investigation the Chinese characters, will study the following five topics: one is the Chinese characters and Chinese, Chinese characters and culture, the three Chinese characters and nature, the four Chinese characters and economy, five Chinese characters and society. From the perspective of the Han Chinese, cultural system, cultural ecology, research Chinese characters mainly has two aspects: One is to study the specific Chinese characters; Two is to study some theoretical issues of Chinese characters, such as the nature of Chinese characters, the characteristics of Chinese characters, and so on.