With the continuous innovation and improvement of LED technology, more and more outdoor advertising screens are developing from large to small and from small to clear. In the LED display industry, outdoor high-definition outdoor advertising screens belong to the surface mount series of products. Outdoor surface mount LED displays use high-quality light-emitting chips as the core material, and high-quality drive ICs are full color LED displays, which display extreme advantages in brightness, grayscale, contrast, high density, visual angle, stability, color uniformity, color saturation, image edge fineness, and smooth video effects.