Hot pot generally refers to a cooking method in which a pot is used as a vessel, a pot is cooked with a heat source, and food is cooked with water or soup. It can also refer to the pot used in this cooking method. It is characterized by cooking while eating, or the pot itself has the function of heat preservation. When eating, the food is still steaming and the soup is integrated. There are similar dishes all over the world, but they are especially popular mainly in East Asia. Hot pot is hot now, spicy and salty, oily but not greasy, sweating like rain, very hearty, relieving depression and dehumidifying, suitable for mountain and river climate. Today, it has developed into a mandarin duck pot, spicy and light, and each has its own needs. Xian Yi, regardless of age, is the best in winter.