Communist Party of China from Marxism-Leninism, Mao Zedong Thought as its guide to action. Communist Party of China led all ethnic groups, in the long-term struggle against imperialism, feudalism and bureaucrat-capitalism, the revolutionary struggle, has made the new-democratic revolution, establishing the socialist system, develop the socialist economy, politics, and culture; Eleventh Since the Third Plenum of the party summed up both positive and negative experiences, emancipate the mind, seek truth from facts and realize the Party's work shift focus to the economic construction to achieve reform and opening up the basic principles of Marxism and socialism in contemporary China construction practice, and gradually formed a building socialism with Chinese characteristics, theories and policies, line, principles, and created a new period of development of the socialist cause.