1, different meanings: water gathering in the sky refers to the potholes formed by the natural water gathering in a certain place, which is unique to Feng Shui in contrast with the surrounding terrain; In Tang Ming, gathering water means gathering water right in front of the house. The water here refers to rivers, lakes, rivers and so on. In geomantic omen, water is the main wealth, and gathering water in Tang Ming means gathering wealth.
2. Different formation conditions: the formation of the center of the water-gathering celestial body needs to meet the following conditions: the water flow is relatively gentle, and the terrain has special shapes and natural characteristics; The formation of gathering water hall needs to meet the following conditions: the water in the hall should not be turbid and dirty, which will also affect the wealth, so it is better to gather slowly.