On February 19, 2016, Xi Jinping, the general secretary of the CCP, chaired a meeting in Beijing on the Party’s work in press and public opinion, and delivered an important speech. He said that the Media sponsored by the Chinese Government and the CCP, which is their propaganda positions, must have the family name of the Party. From the principle of the party spirit, this paper systematically expounds the theoretical foundation, historical origin and realistic logic of the abovementioned idea, showing its theoretical scientific, historical background and strong practical significance.