Many people have imagined moving a movie theater into their homes and enjoying the cinema-level audio-visual enjoyment at home-sitting on a comfortable sofa, watching movies, watching variety shows, and playing games on a large screen... It seemed difficult in the early days. Yes, but nowadays, as an important participant in the new scene of home entertainment, TV has also increased from a single audiovisual function in the early days to now has multiple functions such as watching and buying, learning, socializing, and interconnection.