When the grave was buried in the coffin, the Taoist priest took out the eight diagrams mirror and watched Feng Shui like Sina! Measure the orientation of a specific coffin.

Compass, the operating tool of Li Qipai. It is mainly composed of a magnetic needle and a series of concentric circles located in the center of the disc. Each circle represents the ancient China people's understanding of a certain level of information in the cosmic system.

The ancients in China believed that man's gas field was controlled by the gas field of the universe, that harmony between man and the universe was auspicious, and disharmony between man and the universe was fierce. So, by experience, they put all levels of information in the universe, such as the stars in the sky, everything represented by the five actions on the earth, heavenly stems and earthly branches and so on. , all on the compass. Geomantic omen is to find the most suitable position or time for a specific person or thing through the rotation of a magnetic needle.