1, Yearly Fish (fish):

"Yearly Fish" takes the meaning of the harmonic Yearly Fish, one of the most representative of the traditional Chinese language of good luck and prayers, on behalf of the life of the rich, every year there is a surplus of wealth and food. This is a manifestation of the improvement of people's living standards, is a kind of expectation.

2, the fish jumped the Dragon Gate:

In ancient Chinese mythology the Yellow River carp jumped over the Dragon Gate (refers to the Yellow River from the Hukou roaring down the narrowest part of the Grand Canyon of the Jin-Shaan region of the Dragon Gate, now known as Yumenkou), it will change into a dragon. It is a metaphor for success in business or high status.

Expanded:

The fish, like the goose, can be used as a synonym for correspondence. Ancient people wrote letters on silk and silk in the belly of a fish in order to transmit messages secretly. This was called the "fish letter".

Tang and Song dynasties, prominent officials are wearing a gold-made letter called "fish", to show that the noble and lowly. "Fish" and "Yu" resonance, fish symbolizes wealth. Fish symbolizes wealth and prosperity. "Like a fish getting water" is used to describe the harmony of work and life, happiness and ease.