The prestressed cable is composed of parts such as the cable body and the anchoring system. According to the different materials of the cable body, it is divided into:Strand cable, wire cable, steel tie rod, wire rope cable.According to the connection form between the cable body and the anchor, it can be divided into: clip-type anchor cable, extruded anchor steel strand cable, cold-cast anchor cable, hot-cast anchor cable, and threaded steel tie-rod cable.According to different bridge structure