Selling seafood inland means. Seafood belongs to the catering service industry, and now it is very popular with the people, especially in some big cities. Seafood shops can be said to bloom everywhere. Seafood shops have a wide range of business, including various types of fish and shrimp, crabs, mussels and other foods, such as large yellow croaker, small yellow croaker, cuttlefish, flounder, zebra fish, tuna, great white shark, whale, dolphin and hairy crab.