1, venue-used in vertical direction-put a "compass or compass" on the Tai Chi point to measure all directions, and the Tai Chi point in Yangzhai is in the house; The crypt is in the center of the tomb.
2. People's plate-used for sand removal-looking at peaks, buildings, trees, walls, piles, towers and chimneys.
3, the sky plate-used to receive water-look at the coming and going of water or the direction of the road. Such as water, rivers, ponds, wells and toilets.
(turbid water) fish farming (flowing water), doors and windows (flowing water), roads or flat land (empty or fake water), etc.
In addition, the compass also has many functions, such as town residence, exorcism, urging officials, urging money and so on. How to do it depends on the actual situation.