The secret of water drainage at the entrance of Yinshifu Cave in Ershisi Mountain, Yang Gong —— the combined water method, that is, the geographical water method: 1 and the longevity water method. 2. Nine planetary water laws. 3. The extinction of water law. Pingyang was born in water. 5. Yellow water method. You can use all five water methods, and the water method should be 60 points.
The formula of chamber drainage refers to the location of the drainage ditch in the tomb. Only one exit can be left in the construction of the grave ditch, and the water will flow out from one exit, specifically on the mountain-shaped flowing water.