Experiences of the knowledge network office and extension media

extensional media develop extensional activities and have a high impact on audiences in different target groups. The media can be used in different production structures and be used collectively, massively, and individually according to the level of literacy, age, climatic characteristics, product characteristics, as well as culture and religious and belief values. According to these characteristics, after the establishment of the new system of agricultural extension, the views on the media became deeper and more practical in such a way that while trying to develop the existing media quantitatively and qualitatively, moving towards the use of new media and technology. New media has doubled in speed. This narrative review article was written with the aim of explaining the role of the new extensional system in the development of extensional media. In this article, the state of promotion media before and after the implementation of the new promotion system has been reviewed and investigated, with emphasis on the elements of the knowledge management system. The findings of the research show that after the implementation of the new promotion system, appropriate developments in the production of some media that were already used It was created from this category of media, we can refer to written media and audio-visual media In addition to that, new media such as based media it and ict agricultural applications, agricultural knowledge and techniques extension hall, agricultural education and extension messenger, agricultural app system, national and provincial barekat network were formed as the largest extensional virtual network.