Also known as steam pots, cooking pots, sandwich steam pots. Usually consists of a pot and a foot. The pot body is a two-layer structure consisting of a spherical body inside and outside, and the middle layer is heated by steam. Available in fixed, tiltable, and agitated styles. The product has the characteristics of large heating area, high thermal efficiency, uniform heating, short boiling time of liquid material, easy control of heating temperature, beautiful appearance, easy installation, convenient operation, safety and reliability. This product is widely used in the processing of various foods. It can also be used in large restaurants or canteens, soups, stews, stews, porridge, etc. It is a good equipment for food processing to improve quality, shorten time and improve working conditions.