Abstract: The globalization and the establishment of socialist market economy cause a great change of the university students' life style, thus sudden events of varied kinds burst frequently. These events show the characteristics of various types, group polarization and profound influence. Therefore, enhancing early warning educational consciousness to establish information collection and dredges mechanism, conforming school organization resources to start early warning education mechanism, using science and technology and the media to establish public op{nion guidance education mechanism will strengthen the university students' thought education and improve the universities' ability to deal with sudden events.