Seafood (hoisin), also known as seafood, seafood overnight is prone to protein degradation, including fish, shrimp, crabs, shellfish, mollusks and other categories. Although kelp and other marine organisms are also commonly used as food, seafood is mainly made from animals.

Narrowly, only fresh seafood can be called seafood, and seafood can be categorized as: live seafood, chilled seafood, frozen seafood, and dried seafood.

The definition of seafood can basically be thought of as such, as long as it is produced in the sea of edible animal, or plant-based raw materials commonly known as seafood.