In order to adapt the development tendency of Horizontal Bar,improve our condition of horizontal bar lower development,through using the method of referring to documents,video a- nalysis and interview expert,this paper analyzes the change of new international men s gymnas- tics code of points and influence on movement arrangement of horizontal bar in the recent impor- tant world competitions.

With the methods of statistic comparison, analytic induction and documentation, the author analyzed the characteristics and trend of the whole-set movement arrangements of the excellent women uneven-bar players and the disadvantages of Chinese women uneven-bars at the 37th world Gymnastic Tournament.

Sociological study of performance of Level B and C difficulty jumps of Wushu routine;

An analysis on the techniques of woman s individual difficulty movement in the 9th World Aerobics Championship;

The results show that: movement difficulty mainly develops toward the improvement of movement linkage difficulty; the direction of flip linkage mainly develops toward for-flip and turning.

It degrades the demand of rotating occasion and enhances the movement difficulty about three-circle flip.

The action of turning body circumgyrating 720° is one of the most difficult action in difficulty movements of Wushu routines.

This paper analyses the difficult actions of mix-double event in 9th Aerobic Gymnastics world championships by data investigation,observation log and data statistic.

The result shows that in current world aerobic mix-double,the pattern structure of difficult action in a series of actions tend to be " 2 A,2B,6C and 2D".

A comparative analysis on the difficulty of China and foreign excellent athletes of floor exercise under the new rules;