Structure: galvanized steel column divided, Peach column, dovetail post and beam, and other C, mesh steel screen into the package, PVC plastic bag welded wire mesh, chain link fence and metal mesh and metal mesh. Its general structure of columns and frame connected by a connecting member can also be directly connected with the column card with mesh, bolted and riveted connections, the angle can be adjusted. Select high-quality low-carbon steel wire, welding from; grid structure concise, easy to transport, install undulating terrain without restrictions, especially for the mountain, slope, bending zone highly adaptive. Uses: mainly used for protective belt highways, railways, bridges on both sides; security airports, ports and terminals; municipal construction in the park, lawn, zoo, pool lake, roads, and residential segregation and protection.