For example, the E&N smart TV cabinet on the market has both network center and data center functions. Simply connect the external network cable to the TV cabinet to achieve wireless WIFI network coverage. At the same time, a built-in wireless data center with a capacity of up to 1TB can facilitate the backup of data from network terminal devices such as mobile phones, tablets, desktops, laptops, and smart televisions to the data center, as well as the convenient access to data in the data center. Television can be used to directly broadcast thousands of movies or scheduled TV programs in the data center to display your own films and photos. Obtain backup APP applications, personal data, address books, technical materials, books, etc. using mobile phones and computers.