Abstract: Courses of international economics and trade specialty should adopt the rapport management theory, use “morality” to restrict college students' interpersonal relationship, formulate different interpersonal relationship intervention programs, and give play to the role of model. Besides, it is necessary to use communication theory, innovate communication methods and enhance the appeal of communication through fresh cases. Finally, it is important to use incentive theory, perfect incentive mechanism, clarify the overall goal of the incentive, enhance the effectiveness of incentive and strengthen the incentive supervision, so as to improve the ideological and political effect of courses.