It is to wash the head of the fish, remove the gills, remove the scales, and split it in two right down the middle of the lips.

Descale the fish, clean the guts and remove the gills.

The meat of the opium fish is tasty and high in fat, especially the fin edges and under the skin are rich in gelatin, which is prized by many diners. The body of the fish is exported to Japan for sashimi, and the head of the fish is commonly seen in China.

Opium fish live in the lower and middle layers of the water, and have the habit of river and lake migration. Spawning period April to July. For the benthic cold water fish, carnivorous, juvenile feeding on crustaceans, adult fish prey on small fish, shrimp and so on.

Opium fish meat is tender and white, traditional Chinese medicine, opium fish taste sweet, sexuality, non-toxic; can fill the deficiency of qi. Taste fresh and fat, replenish the deficiency and benefit the gas, but should not be eaten more than one, there is a role in moving the gas.