Mao Zedong has made significant contribution to promote sinicization of Marxism and realize the "second combination" between Marxism and Chinese practice around the Eighth National Congress of the CPC.Mao Zedong’s efforts to promote Sinicization of Marxism around the Eighth Congress has fully displayed valuable character in keeping pace with the times,extraordinary courage of emancipating the mind and broaden open-inclusive mind,which are successful factors to promote sinicization of Marxism and worthy of seriously learning and drawing lessons.