Clams, also known as clams, mussels, and flower beetles, are the collective name for bivalve molluscs. There are many varieties such as clams, clams and tongues. The meat is so delicious that it is called "the best fresh in the world" and "the crown of a hundred flavors". In Jiangsu folks, there is a saying that "every flavor will fail if you eat clam meat". The nutritional characteristics of clams are high protein, high trace elements, high iron, high calcium, and low fat.