The purpose of this study was to discuss the scoring rate and using rate by Three Stage Skill of women's single players in 2012, 2008 Olympic Games, and forecast the main sill of Winning Percentage. The method to carry out this study was using the observation method, and the analysis used Pearson-product moment correlations to analyze the scoring rate and using rate. The results showed: 1. the highest scoring rate was the skill of serve and attack stage, and the highest using rate was the skill of stalemate, receive and attack stage using rate was lowest. 2. the skill of serve and attack stage was significantly associated with winning percentage variables.In conclusion, serve and attack forehand side and receive attack forehand weren't the most used, but this two skills were superior in score-rate. Thus, the first three place technology is very important in table tennis.