Abstract: The importance of propaganda on agricultural machinery enterprises has become prominent with the flourishing of informatization.The dominant position of traditional media such as newspaper，TV and broadcasting were affected by new media like internet.Concept of news dissemination is no longer merely focusing on audiences and aiming at effects，but exploring the relationship between news dissemination and social and enterprise development through interaction and communication.In the fierce competition of agricultural machinery market，the agricultural machinery enterprises should not only invest more in research，technology and market，but also upgrade theirs means of news dissemination.Enterprises who do well in news dissemination will have the advantages of getting useful information sources.