The purpose of this study were: Probe into different strength of billiards athlete, they state anxious difference situations pre-competition, during-competition of every match before entering last eight. The subjects of participating were 8 billiards players joining 2008 meiho cup. This tool adopted of research was situational competition anxiety scale. With the statistical analysis that the statistics software of SPSS13.0 carries on two-way ANOVA. The results were as follows: 1. there were no significance for pre-competition, during-competition state anxiety (overall, cognitive, self-confidence) among the billiards athlete of different strength of length of playing before entering last eight. 2. The billiards athlete of different strength is before entering last eight, while assessing strength level, will be anxious to the health during- competition to exert an influence, will produce the function of encouraging in the face of the rival with strong strength.