In feng shui, the east gate is the main gate, and the five elements of the east gate belong to wood. According to the five elements, it is easier to make money, so many places use the east gate as the main entrance.
Zhengdong corresponds to the "shock" divination in the eight diagrams, which means thunder in its original meaning and the five elements belong to wood. This position is suitable for water and wood, as long as there are rivers, ponds, gardens and Woods outside. It is forbidden to see metal ghosts such as iron towers and elevators. The interior can be the gate, living room and bathroom. This position affects the career and academic luck of the family. If there are evil spirits, it will make family members' careers not smooth and their studies not good. At the same time, it will also affect the health of their eldest son, which needs special attention.