The leading actions of the policy of tourism development arouse great changes to the economic social structure of the tribes of traditional nationality. Choosing Dong autonomous county ,Zhijiang and Tongdao ,which experienced great change on social culture after tourism development as the research objects, adopting empirical research method, we explore the relation between tourism development and the smriti of traditional culture with cultural identity, language and the dress, customs,etiquette and religious festivals as observation index, discover the influence of tourism on background, field...