Eating seafood has a long history for people in this world, as time goes on, world marine economy develop rapidly with the improvement of technology and biological resources. We could enjoy the delicious seafood in any supermarket, choose different seafood based on nutrition and flavor. For supermarket, how to keep freshly frozen as well as attract the view of clients, Normally, freezer for storing seafood, the temperature should be set below minus 18 degrees, here we would like to give some tips for seafood display island freezer.