Chen Geng, the son of Ren Xu.
Location: 1. North, 2. Southwest, 3. East, four. Southeast direction.
Location: 45 degrees inward from the door (left or right).
Precautions for placement:
1. There is a wall behind the fish tank.
2. The fish tank is not facing the toilet door, stove mouth or shrine.
3. mantissa: 5 or 9 or 14 mantissa.
4. Fish type: what you like.
5. Color: red, yellow, red or yellow.