Pyongyang Raengmyon (cold noodles) well-known to the world is a national food favoured by the Chongroan people from olden times. “Pyongyang Raengmyon Custom” consists of the knowledge and technique of making the food and the social and cultural customs created in the course of its preparation. The food became famous for the distinctive coils and broth of noodles, vessel and garnishes. Its main raw material is buckwheat. It is made by putting noodle coils in a brassware vessel