Apr. 16th, 2014, the guidance communication of college students' extracurricular practice was held by mechanical department of electronics. Firstly, all previous experiences were introduced by Weiping Mao who directed many competitions, such as college students' mechanical innovation design competition in jiangsu province. In addition, the experience of college students to participate in science and technology competition was told by Aimin Xiao. He showed how to carry out the exercise of innovation students under the condition of lack of funding and hoped that expenditure could be supported by school authority vigorously. Such advises were agreed by the other teachers. Finally, concluding remarks were made by Ping Yang who is the department head of mechanical department of electronics.