New rules issued by shenzhen designated outdoor LED display LED screen set interval bring certain light pollution and light interference, according to the "guidance" according to the survey of the status quo, the city within the current total of more than 10 square meters of large-scale outdoor LED display 335 pieces, including the luohu district, there are 96 pieces.With the improvement of the LED module technology, outdoor LED display from the area of color, brightness, etc., the larger ascension, but its brightness, transformation frequency and noise at night, also has brought some negative influence to the city night.At the same time, the lack of a unified set guidelines and set up standard, unified technical standard, has set some of the outdoor LED display have brought a certain amount of light pollution and light interference.Part is set at the crossroads of LED display, the impact of vehicle drivers of intersection traffic complex situation judgment;Set in the display of the roof, the light may affect residents across the night life;The same landscape interface, display set position, building facade interface, regional landscape, urban landscape skyline, and so on and so forth increasingly prominent.