Abstract: “Cluster - Group” connection is a kind of basic mode relationship which exists widely in the development process of the traditional villages and towns, is the direct reflection of culture project on the settlement practice in the process of understanding and reforming nature of human beings. The research of traditional villages and towns from the view of “Cluster - Group” connection, not only help to understand the evolution regulation, but also help to grasp the deep motivation mechanism of the features of regional communities. The schema of space development track which is reduced based on the "Cluster - Group" connection logic, can confirming the current protection and development work, find out the crux of the problem. Especially when facing with the typical cases which is have the seriously broken material basement but have the profoundly cultural heritage, such as Central Plains Area, this method is conducive to extract the characteristics of the inhabited culture while contributing to overcome the obstacles of data forensics and cultural carding, conducive to feedback and apply to the decision making of relevant departments timely. Paper systematically expounds the derivation process and the application examples of the concept of "Cluster—Group" connection from the three aspects: conception background, framework interpretation and practical application, pointed out the direction of extension and perfection of this theory.