Canned fish is a kind of convenient and fast food made of fish meat and special technology. The most common one is canned mud carp with fermented bean sauce. The canned mud carp with fermented bean sauce can be eaten directly. It tastes very good. It has both the fresh and tender fish meat and the taste of fermented bean. It is also rich in nutrients. It can also be used for cooking dishes. It can be used to make fried snacks or stewed soup. There are many methods and rich in nutrients.

The shelf life of canned fish is as long as 24 months, which many consumers think is because it contains preservatives. In fact, it is not. Canned food is a kind of important food processing method, which is to put raw materials in the closed container with exhaust gas and treat them with high temperature to kill various microorganisms and bacteria, destroy the activity of enzymes, prevent external pollution and oxygen from entering, so as to keep the food in a stable and edible state for a long time. Therefore, most canned fish are not added with preservatives, and consumers can eat them with confidence.