Abstract:So far, the State Ethnic Affairs Commission has named three groups of villages with ethnic minority characteristics, and some of them have been selected as Chinese traditional villages and Chinese historical and cultural villages. It not only has historical value but also has unique national cultural value. At the initial stage of the establishment of China's characteristic village system, there were many overall studies and insufficient specific studies; There are many strategies and insufficient data research; The awareness and attention of Qiang characteristic villages are very low, and there are few kinds of materials, especially first-hand materials. Taking Xiwo village, Sichuan Province as an example, It comprehensively studies its architectural value from the aspects of site selection, spatial organization, architecture, decoration, and construction customs, summarizes the problems faced by its folk houses,and puts forward corresponding specific protection measures, so as to provide a reference for the preservation of villages with ethnic minority characteristics.