Since the time of web2.0, social network information of internet has increasingly integrated into people's life. The analysis of the vast social network information has become an important research direction in the field of text analysis. In this article, through establishing emotional dictionary and semantic rules, the emotional colors of Chinese micro-blog are analyzed and calculated. Then the emotion map combined with GIS spatial analysis method gives a scientific and quantitative description of subjective emotion by means of objective evaluation and the emotion revealed on the map. This article which takes the result of micro-blog sentiment analysis as evaluation index to evaluate the Gross National Happiness, analyzes the meaning of evaluating the happiness with mood map created on the approach which combines the GIS with the traditional sentiment analysis.