] Li Miao. The scale of tourism group and the quality of tourism experience: an empirical analysis of the interaction process among members of tourism group [D]. Dongbei University of Finance and Economics, 2005 [2] Li Huailan. Factor analysis of tourism experience utility [D]. [3] Facson Dou Guangxi University, 2004. On tourism experience [D]. Journal of Guangxi University, 2003 [4] Yuan Kai. The influence of the evolution of the core-periphery pattern on the income of China residents [D]. University of international business and economics, 2005 [5] Zou Yanfen. Research on China's stock price theory [D]. Xidian university, 200 1 [6] public school. Research on the development and management of experience tourism products [D]. [7] Zhang Ying. Journal of Shandong University, 2006. Research on brand marketing of Chongqing urban tourism destination [D].[8] Li Guoqing. Journal of Chongqing Normal University, 2003. Evaluation of regional innovation ability in Hebei Province [D]. Hebei University of Technology, 2005 [9] Zheng Xie. Empirical study on the competitiveness of listed agricultural companies and countermeasures [D]. Sichuan Agricultural University, 2005 [66]