Assembled using the whole frame structure, is conducive to the construction, installation is convenient, fast. Mesh column connection with the use of cup head square neck bolts, washers, to prevent the fence was artificially demolition. Suitable for mass production, as the roads or parks, residential segregation network, the general height of not more than 2 meters, in harmony with the natural environment. Iron fence is a fence products often use the city on both sides of the road, it has assembled the whole frame structure, is conducive to the construction, installation is convenient, fast.