The invention provides a novel processing method of salty crabs, and the processing method is low in requirements for material selection, meets the demands of long-time storage and transportation and enables the meat of the salty crabs to be delicious; the processing method is characterized by mainly comprises the steps of (1) washing: cleaning the freshly caught crabs or frozen crabs by clear water; (2) pre-soaking: presoaking the cleaned crabs by concentrated seawater mixed solution mainly containing tea essence, glycine and glycinate; (3) heating: after the crabs are presoaked, removing the mixed solution for pre-soaking, putting into hot clear water and heating; (4) crushing: crushing the heated crabs in a crushing device until the crabs become mushy state fluid; (5) mixing and soaking: fully mixing the crushed mushy state fluid and sauce for pickling, and then soaking; and (6) packaging and sterilizing: packaging the soaked salty crabs, and carrying out distillation sterilization to obtain the final product.