The most popular legend about carp is the story of "yue longmen the Carp". It is said that carp crossing Longmen can become dragons. The general painting method is to match the fish's body with the faucet, which is called aojiang. Otherwise it will still be carp. Therefore, "yue longmen carp" is often used to describe a person who has finally changed his position, achieved success and created a miracle through unremitting efforts and struggles. In ancient times, it was often used to describe people who entered officialdom after studying hard at a cold window.

Carp patterns are also very particular about tattoos. The bigger and sharper the body, the bigger and fuller the body. The color can be red, blue, black, etc. , depending on personal preference ... the head of the pattern can be up and down, and water waves or lotus flowers can make carp more vivid. Watching carp swim freely between the skin, it seems that the pattern is swinging with the movement of the body.