With the continuous development of science and technology, mobile phones have gradually become one of the indispensable daily tools for people. However, due to the lack of sufficient cognitive ability of some college students and their excessive dependence on mobile phones, mobile Internet addiction has gradually emerged, which hinders their sustainable development in the later period. Firstly, this paper deeply analyses the current situation of College Students'mobile Internet addiction from four aspects: the time of College Students' mobile Internet access, the location of College Students'Internet access and the use of tools, the preference of College Students' Internet content, and the situation of College Students'Internet experience. Then it puts forward a series of strategies for preventing and psychotherapy College Students' mobile Internet addiction. Measures, hoping to fundamentally achieve the withdrawal of students'mobile Internet addiction.