PleasenotethatSDchannelwillbeshutdowngradually!

The channel will be shortened to high-definition, and the development of high-definition will be promoted gradually. Improve the 4K / 8K UHD video technology standard system, and accelerate the development of key technical standards. We will strengthen the construction of 4K production and broadcasting capacity, establish a 4K cloud production and broadcasting and special effects service platform supported by cloud computing technology, and enhance the content supply. We will promote conditional radio and television stations to broadcast 4K channels, carry out 8K production and broadcasting experiments, and serve major events, variety shows and sports events on the basis of not increasing existing channels.