Compass, also known as compass, is an important tool of ancient China Yijing Feng Shui masters. Geomantic compass is not only an important tool used by geomancers, but also used by Chinese communities in Hongkong, Taiwan Province Province, Southeast Asia and North America. The functions of the compass are as follows:
1。 Distinguish between north and south.
2. Put a compass in the drawer you open most often, which can help the owner and prevent the villain from invading;