Three-face turn-over billboard

The utility model discloses a three-face turn billboard, which comprises a triangular prism and a mounting frame which is used for being pivoted with the triangular prism. The mounting frame is installed and arranged at the outer surface of a building, and the outer sides of the triangular prism and the mounting frame are provided with glass curtain walls. The glass curtain walls are installed on a curtain wall frame, and the curtain wall frame is also installed and arranged at the outer surface of the building. Because the mounting frame of the three-face turn billboard is installed and arranged at the outer surface of the building, by using the building as a support, the utility model has the advantages high strength and simple structure. The utility model is suitable for making a large area of the three-face turn billboard, the glass curtain walls can be installed at the outer side of the three-face turn billboard for keeping out wind and rain and for avoiding being eroded by the wind and the rain, and the service life of the three-face turn billboard can be increased.