Cultural inheritance and innovation are key functions of modern universities, and are also important guarantees for leading and supporting the high-quality development of universities. Universities under the leadership of the CPC have always been firm learners, researchers and communicators of Marxism. They have launched many influential and important theoretical achievements in various periods of revolution, construction, reform, etc., which have strongly promoted social progress. It is also a new force in achieving the great rejuvenation of the Chinese nation. Colleges and universities should adhere to the core of education and the foundation of moral education, focusing on integrating advanced socialist culture and excellent traditional Chinese culture into the entire process of talent cultivation, and deeply promoting cultural education work. The classroom is the main channel for educating people and an important space for spreading culture and cultivating people. The ideological and political theory course is a key course to implement the fundamental task of cultivating morality and cultivating people, and undertakes the important task of explaining and disseminating the innovative theory of the Party to young college students.