Radio and television industry is the birth and development of the fundamental motive is what, how to understand the

Radio and television are mass communication media developed in this century. They have emerged in response to socio-political and economic needs.

The birth process of radio:

①The discovery of radio waves.

②The success of radio transmission signals.

③The realization of radio transmission of sound.

④The birth of radio broadcasting.

The medium of record changed the time and space of television, and therefore the shape of the medium. Color television and high-definition television improved the quality and effectiveness of television transmission. Satellite and cable television has expanded the range of television transmission and program capacity. Digital television will bring revolutionary changes to television transmission. The most prominent feature of the radio and television industry is that it is an information industry with strong news. This particularity requires that the operators of the broadcasting and television industry must put news and publicity in the first place, which is both required by the broadcasting and television information industry, and also the premise of the existence and development of the broadcasting and television industry. If the radio and television industry is not operated according to this principle, not only can it not highlight the characteristics of the radio and television industry, but also lose the significance of its existence. Therefore, in order to promote the development of the radio and television industry and give full play to the role of radio and television in the construction of socialism, it is fundamental, prerequisite and foundation to make good news propaganda. In real life, people habitually put the business activities of the radio and television industry and news propaganda in opposition to each other, which is in the ideological and theoretical did not figure out the characteristics of the radio and television industry is a performance.