Building real plant ecological sand tray

The utility model relates to a synusiologic emery disc of real plant applied to promote the sales of the building and exhibit the building. The energy disk is a metal box which is in the shape of a square, rectangle or oval and has the side and bottom. The bottom of the box is provided with an inlet pipe and the box is inlaid into a supporting bracket which is provided with a clapboard; a plurality of small holes are evenly distributed on the clapboard which is provided with planting soil; a water pipe and wire are covered by the soil or the clapboard. The saplings, flowers and grasses are planted in the soil, and the building model is positioned on the soil; and the river, fountain, street lamps, and roads are arranged further. The water pipe can be supplied with water and the electricity and the switch is connected with the power source. The utility model is plated with real saplings, flowers and grasses and is provided with fountain and river. The utility model is simple in structure and easy in use and can be applied in the exhibition of building sale, commercial building exhibiting and city planning exhibiting.