Advertising lamp is also called light media, it is that any patterns can be in the form of light to play on the square or any building, projection patterns have dynamic effect as well as static effect, various designs can be customized, it is easy to attract people's sight, and have hight attention, this is new media, the cost is low, and project easy, that is new favorite of all kinds of Advertising company, adversing lights also can play great role on some places that the traditional media can not do, and have unexpected effect, such as on the ground, or the road.