There are king crabs, flower crabs, bread crabs, giant mitten crabs, hairy crabs of Yangcheng Lake, Tianjin purple crabs.

The crab, academically known as the short-tailed lower order (scientific name Brachyura), is a class in the order Decapoda.

The king crab is known as the king of crabs, mainly because of their large size, so they get this name.

Flower crabs are a type of crab with a patterned shell, hence the name.

Bread crabs are also known as steamed bread crabs, and these crabs are relatively small, with their shells measuring only about 6-7cm in length and 8-9cm in width.

The giant crabs are the largest of the crabs, and can even be said to be one of the largest of the crustaceans, with their shells measuring 38cm in length, and weighing in at 20 kilograms.

The origin of Yangcheng Lake hairy crabs is Yangcheng Lake in Suzhou area of Jiangsu Province, which is a famous Chinese product known both at home and abroad.