Haihong, the scientific name of mussel, is one of the important economic shellfish in China, and it is a well-known marine treasure at home and abroad. Fat without weighing. This meat is delicious and nutritious. The dried product contains protein 53.5%, fat 6.9%, sugar 17.6%, inorganic salt 8.6%, vitamins, iodine, calcium, phosphorus, iron and other trace elements, and various amino acids. Because of its high nutritional value, Haihong is called "the egg in the sea". It is recorded in Compendium of Materia Medica that mussels have the functions of treating fatigue, blood failure, vomiting blood for a long time, low back pain due to bowel sounds, etc. And known as the "civilian version of the cockroach."