A deep understanding of the development of such relations will help solve the ethnic problems in the ethnic relations in the multi-national areas in Yunnan.

By analyzing the necessities and the restrictive factors of developing small towns in southwest area where a number of nationalities live in the mixed communities , this paper explains the important meaning of developing small towns in the area and carries on some concrete Policy suggestions about developing small towns.

To carry on the research on the issue of languages harmony in ethnically mixed areas helps to understand deeply the relationship between languages and ethnic groups,to promote social harmonious development in ethnically mixed areas,and to deepen understanding the thought of Chinese nationality multielement integration pattern.

On Culture Change of Multinational Areas;

The ecological issue in the minority area is a focus in sociological studies,whose solution is closely related to the sustainable development of Yunnan's minority areas.

Research on the Correlation of Nationality and Regionality of Education in Multinational Areas;

The Comparison and Study of the School-running Patterns between the Ethnic and the Non-ethnic School in the Multinational Areas;