Study on Spatial-temporal Differences of Development Potential of Regional Tourism Industry in China

Based on the existing study results of the development potential of tourism industry both at home and abroad,the paper sums up the connotation and features of development potential and establishes evaluation index system containing self-growth potential and external-supported potential.The paper then makes spatial-temporal analysis of tourism development potential in China's 31 provinces and municipalities by using weighted principal components TOPSIS valuation function model.The study indicates that development potential of China's regional tourism industry is on the rise.In terms of space distribution,there appears non-balanced situation,with eastern region displaying stronger,followed by middle region and north-eastern region,while western region is weaker and tourism development potential in quite a lot of provinces has not been brought into full play.Finally,the paper summarizes two suggestions on how to speed up the development of China's tourism industry.