The utility model discloses a flame -retardant cable, including oversheath, inner sheath, fire -retardant layer, glass fiber layer, external insulation layer, conductor, the inner insulating layer, shielding layer and inorganic filler material, oversheath, fire -retardant layer, glass fiber layer, external insulation layer and inner sheath set gradually in the extroversion, the inboard packing of inner sheath has inorganic filler material, wear to be equipped with four piece at least conductors in the inorganic filler material, the inner insulating layer and shielding layer have been wrapped up in proper order to the outside of conductor. The utility model discloses a cable jacket and inner sheath all adopt all better polyvinyl chloride materials of elasticity and compliance, can reduce corruption amazing to people's organ and equipment by a wide margin, fire -retardant layer has strengthened the fire -retardant fire behavior of cable, the glass fiber layer can strengthen the atress ability of cable, makes its tensile more, the utility model discloses simple structure, the fire resistance improves greatly, can not produce a large amount of smog during the burning, improves visibility, avoids the toxic gas to cause the injury to people simultaneously.