Suitable. According to information from Dianping.com, Chongqing noodles are suitable to be opened in school cafeterias. A serving of Chongqing noodles takes 3 to 5 minutes from making to serving, and the price ranges from 6 to 15 yuan. The production speed is fast and the price is favorable. Chongqing noodles It has a great advantage in the school cafeteria and is very popular among students.