The utility model discloses a novel suspension cable, including the suspension cable body, the anchor of establishing at suspension cable body both ends tightly installs, the both ends of suspension cable body respectively are equipped with an air duct that is used for making air admission suspension cable body inside, the air duct is pegged graft in the centre of suspension cable body. Can solvesuspension cable and upper and lower anchor head easy -rusting's problem comprehensively, simple structure, fixed firm, it is effectual dehumidify, the convenience of ventilating, long service life, cost of maintenance hangs down.