A Study on Spatial Layout of Tourist Attractions Based on POI

Sichuan Province is located in southwest China, its tourism resources are rich, tourism has become a local pillar industry. Based on the theory of social network analysis, the characteristics of Sichuan tourism network and the role of tourism nodes are discussed. The spatial structure of A grade scenic spots in Sichuan Province and the spatial distribution and utilization of A grade scenic spots in tourist routes were analyzed by GIS spatial analysis, combined with geographical concentration index and Gini coefficient. Through the systematic study of tourism space network and scenic spot network in Sichuan Province, this paper is helpful to fully understand the present situation of tourism development in Sichuan Province, to find out the problems in tourism development, and to guide and draw lessons from the tourism development of the whole western region.