| The cross-border ethnic group widely exists in the global world. The scholars, government, and people from all other kinds of fields pay attention to the relative researches. Early researches about cross-border Ethnic groups are mainly discussed the concepts of "ethnic group awareness " and “ethnic group relationship ", and the historical changes of society and culture. Recent years, many researchers change their direction to case study, according to the history and present situation. Interaction between different groups and ethnic group identity are the most important. Cross cultural adaptation of minority ethnic groups can be used as a cross-border national problem of traditional reference model, even deepening and expanding the content and theoretical analysis on cross-border ethnic studies. It is positive for how to make the minority groups into the mainstream culture, and the protection of the national heritage, and to safeguard national security. The foundation of this paper is cross-cultural adaptation theory of cross-border ethnic groups. To interview and analysis the history and cultural of ethnic groups, this paper will describe the phenomenon of cross-cultural adaptation in the communication of cross-border ethnic groups.The dissertation has four Parts:The first Part is introductory chapter. This chapter presents the causes, purpose and significance of this paper; it defines the concept of cross-cultural adaptation, combs the research achievements and development trend of cross-cultural adaptation theory in the field of the cross-border ethnic groups. The chapter analyzes the basic situation of the ethnic groups. The combination of the two can provide the conceptual framework for the theoretical research.The second part start with literature analysis and field investigation. The writer analyses geography humanities and history of the Jingling area, in order to study the communication of different ethnic groups. According to the observation and interviews, the writer describes the situation of cross-cultural adaption, like the dance development of Budai group, the communication of Budai from China and Vietnam, the illegal marriage immigration in the border regions between China and Vietnam. These materials provide strongly evidence for the study.The third part start with the phenomenon, the subjects are divided into two parts: one is Dai ethnic groups(China) modernization process research and Dai ethnic groups(Vietnam) on cross-border cultural adaptation. The reason, process and result analysis of two kinds of cultural adaptation produced. Points out that the cross-cultural adaptation of the cross-cultural identity in the process of modernization of duality, which ethnic minorities settlements impact, as well as new cultural individual adaptation.The forth part discusses the cross-border ethnic groups with contradiction and tension force in international relations. From the predicament of cloth and Dai ethnic groups cross culture-- the impact of modernization and traditional culture inheritance of anxiety, cultural ties to establish multinational groups, maintain its core connotation of national culture, help the cross-border ethnic smoothly through the crisis of modernization is the focus of the scholars and the country should pay attention to. |