文章随机选取一个微信用户，列出其好友之间的相互关注关系，形成用户关系网络，结合社会网络理论进行分析发现， 微信用户关系网络符合小世界网络的特性， 具有较高的聚类系数和较短的平均路径长度；该网络中用户的地位不一，用户关系呈现差序格局，有强关系和弱关系之分。同时，基于地缘、业缘、趣缘和学缘等关系，微信用户关系网络中存在大量的群体，部分群体有共享成员，群体之间也存在一定的沟通与交流，但在该网络，用户更加倾向于群体内部之间的交流。

In this paper，it selected a WeChat user randonly，and listed theirs relationship between the friends to format user relationship network，and combined with the social theory to analyze. It finds that the relationships networks between WeChat users conforms to the characteristics of small world network，that clustering coefficient is high and the average path length is short . The user's status in the network are different，and user relationship shows a pattern of difference sequence . and there are strong and weak relationships . At the same time，based on geographical，geopolitical，interest and academic affiliation relationship，there are a large number of groups in the relationship network between WeChat users，and some groups have shared members . There are some communication and exchange between the groups，but in the network，users are more tend to internal communication than between the groups .