It is characterized by liquidity, compulsion, pertinence and effectiveness. Program advantages. Self-made program, real-time broadcast, rich content. There are not only advertisements, but also programs. Including special topics, columns, variety shows, animations, radio dramas, TV dramas, and advertisements between programs. Location advantages. It is mainly installed in areas with concentrated traffic such as shopping malls, and the LED full-color large screen is installed in landmark areas, with its transmission effect more shocking and more mandatory.