The stage background LED screen can divide a picture into multiple video pictures for broadcast. The display screen can be used independently, combined, or in any combination to play the relevant large background. , The background picture is played by a video signal processor or displayed in the same picture, which can be played for close-ups of characters, text scrolling, or interstitial playback, and the screen of the video screen can be moved horizontally, and it can also be raised and lowered into text, personalized video screen, bright Beautify and beautify the stage background and stage floor, and meet other requirements of the owner through software design and system control. Equipped with a professional audio and video processing system, it supports the processing of various signals on the stage, which ensures the quality of signal processing and makes it possible to play high-fidelity image signals.