Abstract: The paper is intended to build a society evaluation index system in line with the essence of the Scientific Outlook on Development,which is human-orientation,comprehensive,coordinated and sustainable development.Based on the theory of triangle written function and grey clustering,it sets up the comprehensive evaluation model of Chinese society development,and uses this model to analyze the devel opment of 14 regions in Liaoning province.The contribution characteristics lie in four aspects.Firstly,by taking Gross National Happiness into evaluation system,it changes the existing research that didn't con sider the harmonious relationship between society development and people's happiness Secondly,it counts Gini index with indirect correlation index,which solves the problem that Liaoning's society evaluation does not reflect the scientific concept of development issues due to lacking of Gini index data.Thirdly,it appliesent ropy to weight for each indicator,which could make results objective and sole.Fourthly,using grey clustering model to evaluate the development of Liaoning province can effectively show the unbal ancedness of the society development in Liaoning Province.

Key words: Scientific Outlook on Development, indicators system of society, Gross National Happiness, Gini index, Grey clustering