In the greening belt of the little Aoxi village which stands near the Boai road, the exquisite layout of the green hills and grass, beautiful pavilions and corridors and other sketch elements there and the drop-of mountains and water have create a natural leisure place. This is the Purple Horse Ridge model belt of the Zhongshan greening belt with a total length of 15 kilometers, which has added an unique landscape to the Boai Road.