For example, in the fairy tale of yue longmen, a carp in the Han Dynasty, it is said that carp can become dragons by jumping on the dragon gate. This has placed people's good wishes for a qualitative leap in life and has become a symbol of a bright future and luck.
"Fish" and "jade" are homonyms, which contain rich auspicious meanings and interests. The so-called "happiness from now on" is what a wonderful life fun and artistic conception.