It depends on the number of people in the family and the amount of food each person eats. If it is a small family of 2-3 people, you can choose a 2-3 liter wok or a 3-5 liter soup pot; If you have a large family, you can consider choosing a 5-8 liter wok or a 10 liter soup pot. Fountain beef offal is unique in shape, and the marinade pours out continuously like a fountain, which makes beef offal more delicious; The secret formula is used, and the ingredients are freshly purchased every day. The soup base must be made of beef bones and more than 20 kinds of spices for a long time.