1. Buried in Ding Shan: Buried in Ding Shan, that is, the mountain where ancestors are buried, which refers to the mountain where ancestral graves are located. In geomantic omen, the position and direction of the grave mountain are very important, which will affect the fortune of the family and the fate of future generations.
2. Orientation: Orientation refers to the orientation of the house, also called "sitting orientation". In geomantic omen, the orientation of the house determines the indoor gas field and fortune, so it is very important to choose the appropriate orientation.
3. Noodles: Noodles refer to a specific time, that is, noon. In geomantic omen, the position and energy at noon are special, which will affect the geomantic pattern of the whole house.