Taking a university in east China as an example, students’ discipline violation number, scale, category, reasons and developing with time were made a comprehensive investigation and analysis from 1981 to 2010. It was found that causes of student discipline violation were cheating in exam, absent from class and fighting with each others respectively according to the number of rule -breakers, in which cheating in exam occupies the most part and tend to increase with year. Based on these findings, some suggestions such as building faithful and harmony campus, carrying out ideal and faith education, strengthening college students’ psychological counseling and building various preventive measures are put forward to avoid as far as possible the happening of college students’ discipline violations, which will lay a foundation for the cultivation of high quality talents for our country.