Everything can be divided into two, which is yin and yang.
Wood, fire, earth, gold and water. Aquatic wood, wood fires, fire produces soil, soil produces gold, and gold produces water. Water can break fire, fire can break gold, Jin Kemu, Muketu, Tuke water. Mutual production and destruction (in the five elements)
Jiugong Gong Yi Kan (North), Ergong Kun (Southwest), Migong Town (East), Migong Xun (Southeast), MiGong Zhong (Songkun), Migong Gan (Northwest), Migong Pile (Northwest), Migong Root (Northeast) and Mikm (South).
Bagua, right, Li, Zhen, Xun, Kan, Gen, Kun.
It is said that knowing how to use it can change your destiny and turn around Gan Kun (changing things that cannot be changed = =)