Many factors affect the employment of university students, including external factors such as the level of economic development of a number of factors, the employment system and internal factors such as students' personality characteristics, The survey, to Graduate Institute of land and resources, Nanchong City, Sichuan Province, China West Normal University as an example, from three aspects of employment opportunities, employment starting salary and considering careers of main factors analysis the employment of college students with different family, and the family background of university students employment effect and the mechanism of the impact, so as to provide some suggestions for how to solve the difficult problem of employment of college students.