We can consider the informationization of catering and use the catering management system to make the electronic menu seamlessly transmitted. Then use a wireless printer to print at the bar and kitchen at the same time to solve the problem. A mature system in this respect can refer to three meals. At present, they have covered a complete solution from accessing WeChat catering business, providing in-store catering management system, cashier settlement, member management marketing, WIFI management and wireless printer management.