Double wire fence is simple, less material, low processing cost, convenient for remote transportation, so the project cost is low; The bottom of the purse Seine and brick wall is built as one, which effectively overcomes the weakness of insufficient stiffness of the net and enhances the performance of the safety protection system. As a kind of research through the assembly of a very flexible guardrail products, this product technology can be used as a mesh wall, and can be used as a temporary isolation network for enterprises, using a variety of column fixed working methods can be realized. Now to be used by large customer management is generally not accepted.