You can try Zhihu's screen, which supports playing pictures, menus, posters, videos and other files in various formats. , can also be played regularly and in different periods. It can be operated on the mobile phone. If you have multiple TV screens, you can manage them in a unified way and control the content playback with one click. It is still quite powerful to operate. Moreover, there are many industry templates on it, which can be used by slightly modifying the text and LOGO, which can save a lot of expenses for hiring designers in one month.