The hanging LED truss in the picture is a fixed LED fixed aluminum truss, which is usually used as an advertising poster or a top of the building. There is a maintenance channel. It is a very strong and rugged structure and has wind resistance.
Mount Hanging Led Truss in the picture is a fixed aluminum truss to mount Led, it is usually used as advertisement poster on a building fron or top, it has inner access for maintenance. it is a very strong and solid structure and wind-resist.