Purple shale is distributed widely in the Hengyang region.Because of historical causes,ecology of the region has been destroyed and soil has been lost seriously.In order to renew the structure of ecology,to exploit theeconomic perspective of the shale,to transform the scenery and topography and to utilize the shale,some 1.8-metre-depth and 1.6-metre-diameter cavities were created using the blast ing method.Then,through conserving soiland water,improving soil and choosing suitable trees and grasses,ecology of the shale may be const ructed rapidlyin central Hunan Province.In the mean time,by special blast ing,shaping the mountains and designing the manmadescenery with natural scenery combined,scenery of the shale may be constructed rapidly.