This thesis intended to study the influence of sport socialization factor and motivation factor on the participation and performance of the university students who took table tennis as their elective. The subjects of the present study consisted of 904 university students. Apart from using questionnaire-surveys as the main source of data, ”University Student Sport Socialization Factor Scale” and ”University Student Selecting Motivation Factor Scale” were also employed as research tools. Finally, the data was analyzed by Logistic Regression. The results were as follows: A Logistic Regression analysis revealed that there were four factors that might have influenced on students' degree of participation, including the ”nature of the sport”, ”grade consideration”, ”peers”, and ”release of tension”.