Outdoor advertising cloth

The utility model relates to outdoor advertising cloth, which comprises a base layer and a light-resistant layer adhered to the surface of the base layer, the light-resistant layer is made of polypropylene fibers containing a quenching agent, a reflective layer is adhered to the surface of the light-resistant layer, and a plurality of microprism pyramids extending along the length direction of thelight-resistant layer are arranged in the reflective layer; the reflective layer and the light-resistant layer are arranged; a microprism pyramid is arranged in the reflective layer; the light is emitted to the corner of the pyramid of the microprism; the light-resistant layer between the base layer and the reflective layer enables some light rays which are not reflected by the pyramid of the microprism to be absorbed and diffused by the light-resistant layer, so that the base layer achieves dual protection, the influence of ultraviolet rays on the base layer is weakened, and the light resistance of the whole adverti