Xi Jinping’s thought on journalism has rich theoretical connotations. It includes the following theories in journalism and public opinion: the theory of position, the theory of party nature, the theory of orientation,the theory of mission, the theory of regularity, the theory of integration, the theory of innovation, the theory of talent, the theory of international communication ability and the construction of discourse system and the theory of cyberspace management. These form a systematic theory. The results are the new development of Marxist views of journalism in the new era. Under the guidance of Xi Jinping’s news thought, we should strengthen positive propaganda, build the mainstream media, improve the ability of international communication, improve the management system, strengthen talents cultivation, build up theoretical discourse, strengthen the abilities to lead, and comprehensively promote the communication and guidance of the news public opinion work in the new era, as well as their influence and credibility.