After the 19th National Congress of the Communist Party of China, Xi Jinping's thought on socialism with Chinese characteristics in the new era is the latest theoretical achievement of Marxism in China. Promoting the "Three Entries" of Xi Jinping's thought on socialism with Chinese characteristics in the new era has become the primary task of ideological and political education and teaching in colleges and universities, must give full play to the role of college ideological and political theory courses as the main channel for the solid advancement of new ideas. At the same time, the "Three Entries" of Xi Jinping's socialism with Chinese characteristics in the new era also have a vital guiding significance for the teaching development of ideological and political theory courses in colleges.