Fish in geomantic omen means making a fortune, so many people will choose to hang fish paintings at home, which not only has a good meaning, but also can achieve the effect of making a fortune. There are still many taboos about hanging fish pictures at home. The symbol of fish has many meanings, because the pronunciation of "fish" is homophonic with "fish", which means that there will be a balance this year after more than one year. The pronunciation of "carp" is the same as "profit", so carp is also used to symbolize income and profit in business.