Challenge and Countermeasure Research to United Front Work of Social Classes Differentiation in China;

Since the reform and opening up, the division and restructuring of social classes in China has injected vitality into the social structure, while it has also brought about social and economic differences as well as the differences in lifestyle and interest identification between the different classes, and even produced relatively sharp conflicts of interests.

By analyzing the differences in morality and culture recognition between different social classes during the social evolution phase,this paper attempts to find a solution for social contradictions in the light of "peaceful coexistence with differences" so as to construct a harmonious society.

A historical study of the social stratum in the Shanxi-Chahar-Hebei anti-Japanese military bases;

The Research of Social Stratum Division and Issues of Worker-Peasant Alliance;

The Influence of Our Social Stratum Composition Changes upon the United Front of China;

The characteristics of China s social strata in a new period;

A Summary of the Chinese Social Strata Studies in Recent Years;

Change of social strata structure in the Tang Dynasty had im.

New Definition of Stratum Meaning in Visual Field of Social Evolution;

Meanwhile as changing of structure of social stratum,the styles of sport leisure in different stratum show their new characteristics and discrepancies.

Through the demonstrative investigation on students stratum changes around the foundation of the People s Republic of China by Xiamen University,exploration has been made on the influence of university entrance examination system on the upward flowing of stratum.