An LED screen is a flat display device using light-emitting diode (LED) technology with excellent brightness, color saturation and contrast. LED screens can be divided into surface mount leds (SMD-LED) and patch leds for indoor and outdoor applications. Its working principle is to form an image by controlling the brightness of the LED, providing a clear and vivid display effect. LED screens are flexible and can be bent and flexible to suit the needs of different Spaces and shapes. Widely used in billboards, shopping malls, sports venues, performing arts venues, conference rooms and other occasions, has become one of the leading modern digital display technology. Its high energy efficiency, long life and low maintenance cost make it widely used in various industries to provide users with an excellent visual experience.