Bare wire refers to an oxygen-free copper rod of the wire or an electrician's round aluminum rod after a certain specification mold extrusion or drawing, according to customer requirements, made into different specifications of flat wire or round wire, for the future coating paint, paper, fiber glass or other insulating material covering insulation processes to prepare, which is the basic conductor of all wires. The product is suitable for transformers, generators, motors, reactors and various electrical equipment winding, or other work, life wire supplies.