Fence (fence netting), also known as safety net, because of regional differences, Southerners used to call a fence, called the fence north habits. Our fence is divided into: the garden fence, rail fence, bridge fence, highway fence, sports fence, airport fence, etc. (use a very wide range). By type is divided into: Framework fence, triangular bending fence, wire fence bilateral, double ring fence, wave-shaped fence, stadium fence, razor wire - wire mesh fence, barbed wire fence, pvc coated Wire Fence etc. (type diversification).