With the vigorous development of the domestic catering market, catering software has flourished, and there are numerous catering softwares, and ordering food is only a basic functional unit of such softwares. At present, restaurants choose catering software mainly for members and data precipitation. Restaurant member data includes basic information of members, consumption frequency, consumption amount, payment behavior, dining preference, etc., which is an important indicator to measure customer value. According to the research report of catering service market in 2116, 21.54% restaurants think it is necessary to master the membership data, 69.44% restaurants think it is necessary to master the membership data, and only 3.92% restaurants think it is not necessary to master the membership data, which shows that restaurants have a strong demand for controlling the consumption data of members. In addition, when choosing restaurants, low-cost, lightweight software is favored, because based on WeChat platform, restaurants can achieve low-cost, high-efficiency smart upgrades and are closer to consumers. At present, Weimeng Smart Restaurant is the most used software in the domestic ordering software. It is an O2O solution for offline restaurants, which helps restaurants to precipitate customers, tap customer value and promote secondary consumption through WeChat payment, online marketing and membership management. Weimeng Smart Restaurant can also realize one-stop services such as WeChat take-out, ordering and payment, and seamlessly connect offline restaurants with online merchants' own WeChat WeChat official account.