党的十七届四中全会通过的《中共中央关于加强和改进新形势下党的建设若干重大问题的决定》指出:“加强党的意识形态工作和思想政治工作,引导党员、干部增强政治敏锐性和政治鉴别力,筑牢思想防线,自觉划清马克思主义同反马克思主义的界限,社会主义公有制为主体、多种所有制经济共 The ”Decision of the CPC Central Committee and the Central Committee of the Communist Party of China on Several Major Issues in Party Building under the New Situation“ adopted by the Fourth Plenary Session of the 17th Central Party Committee states: ”We must strengthen ideological and ideological and political work and steer party members and cadres and enhance political Sensitivity and political discrimination, build a firm ideological and defense line, consciously draw a clear line between Marxism and the anti-Marxism, the socialist public ownership as the mainstay, a variety of ownership economy