Abstract: Based on the investigation of three communities in Qingdao of China, this paper describes the community structure by the way of social anthropology, and discusses the individual characteristics of the change of basic social structure in modern China. The study shows that the formation of different community has the commonality and stability of “the pattern of difference sequence”, and it is very important to explore the logic of the change of basic social structure from the perspective of“basic social structure paradigm”in China.