Liquor-marinated of Diaocha Lake is made with mackerel and grass carp as material through vacuum package and high temperature sterilization by modern equipment and scientific technology. The skin is crispy and the meat is tender with reddish and bright color, making the fish unique in taste and convenient for eating. The fish is rich in protein and free from cholesterin. There is no chemical additive or antiseptic in the fish. Therefore, the fish enjoys the reputation for truly healthy gourmet.