The size of the fish tank and the location of the fish tank will affect a person's fortune, and people who are afraid of water are not suitable for fish farming. Therefore, Hao Weiguang, who is proficient in the predictions of the Book of Changes, proposed that raising fish in an environment with poor lighting is not only detrimental to the health and fortune of the residents, but may also aggravate the yin energy in the room and form a bad aura. In addition, if you want to solve the feng shui problem of the fish tank, you must abide by five major principles: 1. Do not commit the "water on top" or "water on the head", that is, the water level in the fish tank is higher than the normal height of a person, which will affect the fortune of the family. and be suppressed; 2. Do not commit the crime of "cutting your feet", that is, placing the fish tank directly on the ground without raising it, which will prevent noble people from coming to the door and cause bad luck in wealth; 3. It is best not to have sharp corners in the shape of the fish tank , and the most taboo fish tank is in the shape of a triangular fire, which is prone to gossip or bloody disasters; 4. Keeping goldfish in the fish tank is the best way to attract wealth, while black fish are only suitable for people in special professions, because generally black fish are more likely to attract villains, right and wrong. , not conducive to attracting wealth; 5. Fish tanks should not be placed in the kitchen or toilet, as they can easily attract troubles and eye diseases; placing them at the back of the house will be seen as leaking money; and placing them in the bedroom can easily attract strange diseases.