Mechanics is the guide, foundation and support of engineering science. It is very important to cultivate the internationalization level of postgraduates of mechanics. In this paper, the author proposes four ways to raise the academic level of internationalization concerning postgraduates of mechanics as well as promote their international communicative competence, including creating an internationalization environment for talent training, enhancing the international competitiveness of the students, establishing an international curriculum system and actively encouraging domestic and foreign laboratories to jointly apply for cooperation and exchange projects of the National Natural Science Fund.