Cooking pot has steam heating or electric heating two heating methods, there is single-layer and interlayer structure. Cooking pot with automatic temperature control system and specially designed to ensure uniform temperature components. Wide stainless steel handle interlayer insulation structure, liner material thick, rigid, and less heat loss, are the first choice for cooking and meat processing equipment. (The device also applies to pickled vegetables, pickles, low temperature meat products, such as low temperature to bacteria).