Raw materials and barbed wire barbed wire processing machinery will be through the barbed wire barbed wire wrapped around the main wire (filament) above, through a variety of weaving together the isolation fence. It can be divided into the barbed wire wrapped around a single strand of barbed wire on the rope; barbed wire wrapped around two or more root primary wire twist and weaving double-stranded filaments became double strand barbed wire. It consists of high quality low carbon steel wire, stainless steel wire, iron wire, galvanized wire, plastic coated wire twist and weaving. Surface treatment is divided into: acid rust, high temperature annealing, galvanizing, cooling process from processing galvanized barbed wire, cold galvanized cold-formed galvanized barbed wire, the PVC or PE, PP powder high temperature, automatic production line from vulcanized dip coated barbed wire; Or clad surface is made. Mainly for organs and units, roads, railways, airports, border posts, buildings, garden apartments and other places of protective isolation. Barbed Wire Weaving: Positive twist, reverse twist, negative twist. Positive twist law: that is, two wire twisted wire or a plurality of double-strand barbed iron wire rope and then double-strand wire rope wrapped around the upper. Anti-twist method: that is the first barbed wire wrapped around the main wire (that is, single wire) on the wire after the addition a partnership with twist compilation double strand barbed wire. Negative twist law: that is barbed wire wrapped around the main wire from the ground in the opposite direction twist compilation.