At present, LED display screens are popular in various places, such as shopping malls, hotels, airports, bars and other public places with a large flow of people. LED display screens are an indispensable form of visual media promotion. For LED displays that can be viewed up close, we need to choose those with high clarity. At present, LED display screens are popular in various places, such as shopping malls, hotels, airports, bars and other public places with large crowds. LED display screens are an indispensable form of visual media promotion. For LED display screens that can be viewed up close, the wall is at right angles. How can we provide a good solution? We need to choose a high resolution display models, such as the P2.5, P2, P1.86, P1.53, P1.25 these models to choose, according to the screen size, viewing distance. At right angles, 45-degree right-angle modules can be used, with a gap of less than 3MM at the joints, which can perfectly display the effect.