According to the geomantic principle of the Golden Lock Guan Yu School advocated by Shao Weihua, a master of Yi Studies; The quality of a house first depends on whether the surrounding environment of the house conforms to Feng Shui theory. Secondly, it depends on whether the pattern distribution in the house is reasonable. Indoor doorman, kitchen and toilet are the main functions. Golden Lock Jade Pass pays attention to the coordination between the north and south, the east and the west, and other four palaces. This is called octupole dialectics. The door is opposite to Xiji, and the entrance door can solve the toilet.