LED display, as a modern information technology means, can provide more comprehensive, efficient and intelligent solutions for the improvement of city image and cultural quality. First of all, LED display can be used for city landscape and night lighting, adding more color and vitality to the city night scene through dynamic and colorful display effects, and improving the city image and cultural quality. Secondly, LED display can be used for city propaganda and cultural communication, providing more comprehensive, efficient and intelligent solutions for city cultural inheritance and promotion through real-time release of city culture, history, art and other information, and improving city cultural quality and visibility. In short, the role of LED display to enhance the city image and cultural quality will become a new trend and a new way to improve the city image and cultural quality, injecting more vitality and power for the improvement of the city image and cultural quality, and promoting the city image and cultural quality into a new stage of more efficient, intelligent and personalized.