Fish, also called "live fish", is a traditional dish in China called "live fish in vinegar". It is said to be very delicious. In the cooking process, the chef wraps the fish head with a wet towel, and the fish body is soaked in boiling oil and fried, and then poured with juice, so that the fish body is cooked and the fish head can breathe. The production of "calling fish" mostly uses pomfret or carp with strong vitality.