Abstract: It is an eternal theme in colleges and universities to improve students ability of innovation and entrepreneurship.Revising and improving training program is common measures to highlight the importance of practical links.But because of the limitations in practical link,the students' ability is not fully exercised.By means of rich and colorful extracurricular practice and various science and technology competitions,we have carried on the beneficial practice and exploration in promoting students ability,and the remarkable results have been achieved.