Special cable is a special purpose, can be used in a particular situation of the cable, such as high temperature, acid and alkali resistance, termite resistance, as well as in the case of the ship's nuclear power plant, such as the use of wire and cable. It is classified, and electric power, control, computer cables and other categories do not belong to the same kinds of classification methods, which is above cable also contains a special cable. General special cables need to develop internal control standards.

Special cable is a series of unique properties and special structure of products, compared with the large volume of ordinary wire and cable, has the characteristics of high technology content, strict conditions of use, small volume, high added value. New materials, new structures, new processes and new design calculations are often used.