2. Crucian carp is also called golden crucian carp. Cyprinidae evolved from wild red crucian carp and yellow crucian carp. As early as the Jin Dynasty, there was a written record of "red scale fish"-goldfish, which is the quintessence of China.
3. Goldfish is one of the three largest ornamental fish in the world, which originated in China and has a history of 1700 years.
4. Goldfish plays a very important role in the export trade of ornamental fish in China. Goldfish is graceful and changeable, and its body colors are red, yellow, blue, purple, black, white, bicolor, tricolor and pentacolor. Their bodies are lion's head, high head, blisters, dzi beads, pompoms, pearl scales, butterfly's tail and tiger's head.