The resource index system that affects the rural tourism in Huzhou was constructed from the following five aspects: economic condition, human resources, supporting facilities, information level, and environmental protection, etc. Based on the related data from 2012 to 2016, the correlation between the development of rural tourism in Huzhou and those twelve resource factors were analyzed with the gray relation method. Some suggestions were put forward, such as expanding the rural tourism function of agricultural land, pushing forward the supply-side reform,making an overall management of the tourism industry, harmonizing competition and cooperation, controlling the commanding point of the rural intelligent tourism.