Uses: indoors, tunnels, cable trenches, shafts and other places that can withstand mechanical external forces and certain tension and pressure. It can be applied to power, petrochemical, construction and other systems. Highly flexible interlocking armored cables can replace wiring pipes, reducing pipeline wiring or bridge costs. This cable is used for laying open or dark wires in a non-humid environment. It can be used in the power supply and distribution system of buildings, such as office buildings, hotels, shopping centers and factories.