Audio-visual union introduction: founded in april 1982, the audio-visual press is one of the first audiovisual publishing institutions to be established with the approval of the ministry of radio, film and television, the audio-visual publishing unit of hunan province. For more than two decades, we have been following the "two-to-two" approach, constantly developing, courageously creating and achieving extraordinary achievements that have greatly contributed to the development of the audio-visual industry. Several phased audio recordings, video productions, cds, dvds were created in the audio-visual industry. To date, more than 700 original cassettes have been published, more than 200 videos and over 400 cds, vcds and dvds, with a total distribution of over 60 million boxes; almost 150,000 and 300,000 cable television programmes have been distributed; and over 3,000 videos have been collected in the audio-visual library. Several dozen programmes have been selected as gifts for foreign cultural exchange and more than 20 have been published abroad. In 1991, the ministry of radio and television and the ministry of personnel gave the national advanced group name. Dozens of programmes received the government award for audio-visuals of the ministry of radio, film and television and the first and second prize for good art and audio-visuals of the chinese audiovisual association. Some audio-visual products were selected as gifts for external cultural exchange and more than 20 programmes were published overseas. In 1991, the ministry of radio and television and the ministry of personnel gave the national advanced group name. Yunnan audio-visual publishing house is the unit that produces, distributes, operates and carries out activities related to radio and video products. Its main functions are: (i) to issue radio and television programmes for all levels of broadcasting and television; to produce, publish and distribute audio-visual products, electronic publications and web-based electronic audio-visual publications. (ii) audio, video and film production operations for the design, production, processing, reproduction, packaging, etc. Of electronic audio-visual publications. (iii) conducting copyright transactions and rental operations for various electronic audio-visual products. (iv) advertising, publishing and product promotion, artistic performances, public relations activities. (v) other business activities related to broadcast video products. (vi) perform other tasks entrusted to it by its superiors。