Abstract: To achieve political harmony is the political ideal of Utopian socialists, who wrote books and fully demonstrated on political harmony and its establishment, designed programs, and carried out experiments for it. Marx and Engels firstly promoted political harmony to the level of theory; Lenin put the construction of socialist political harmony into practice. Mao Zedong, Deng Xiaoping, Jiang Zemin, and Hu Jintao, in different historical stages and in different ways, inherited, enriched and developed Marxist harmony, exploring the road of political harmony of Sinicization of Marxism and socialism with Chinese characteristics. Studying Marxist "Harmony" and the thinking of political harmony contained in it is of great theoretical and practical significance for building a socialist harmonious society at present.