1, Control the cost of food raw materials: Self-service hot pot can reduce waste by controlling waste, for example, putting dishes at the food fetching place to implement the measures of "multiple types and less quantity", and making use of the psychological function of customers.

2. Increase the attendance rate: Customers of self-service hot pot can finish their meals in about one hour, so increasing the attendance rate can also effectively increase their income. According to the cost of food raw materials and the increase of attendance rate, we know that 26 yuan self-help hot pot makes money.