If there are many people, fix the cable ties in a corner and then pull them in rows. If you are alone, start to tie the belt from one side. Don't tie the belt too tightly first, and then tie it tightly when the row is almost fixed. Aluminum alloy truss. Size: There are two kinds of aluminum alloy exhibition stands, one is 0.22m * 0.22m, the other is 0.2m * 0.2m ... Material: this truss is made of high-quality round tubes and high-quality steel with a wall thickness of 1.0, and is painted externally with the latest rust removal and sanding technology. Truss specifications are divided into the following specifications according to the length: 1.5m, 2.0m, 3.0m. Trusses are divided into several types according to the connection mode: double-ended and single-ended (various lengths include single-ended and double-ended). Instructions for use: The normal safety span of aluminum alloy exhibition frame B is 5m. There must be a double-ended connection between every two square heads, and the rest are single-ended. When building, the fixed edge of the truss above the beam should be vertical to the ground, and the fixed edge of the erected truss should be parallel to the picture (facing people), so that the erected shelf will not bend and has high strength.