Also known as clams, mussels, and flower nails, they are a collective name for mollusks of the class Bivalvia. There are many varieties of clams, clams, and sisal tongues. Its meat is delicious, known as "the world's first fresh", "the crown of all flavors", Jiangsu folk "ate clams, all flavors are out of order," said. Clam nutrition is characterized by high protein, high trace elements, high iron, high calcium, less fat.

Contains protein, fat, carbohydrates, iron, calcium, phosphorus, iodine, vitamins, amino acids and taurine and other ingredients, low calorie, high protein, less fat, can prevent and treat chronic diseases of middle-aged and elderly people, it is a good value for money seafood. Currently found the oldest clams for 507 years old.