Vending machine is like a window full of goods, allowing users to choose according to their own preferences. Users can check the items suitable for them and pay by means of coin, code scanning, face brushing, etc. Vending machines are mainly divided into beverage vending machines, food vending machines, comprehensive vending machines, and cosmetic vending machines. Beverage vending machines are the most widely distributed. They are used in shopping malls, underground parking lots and waiting rooms. They are not limited by time and place. They can provide convenience for people for 24 hours, not only saving manpower, but also facilitating users to choose. The vending machine is simple and beautiful in appearance design. The vending machine has its own pattern, which is very eye-catching. Items are placed in different types to provide users with more choices. It is simple and convenient to use, the height of the operation interface and coin port is set moderately, and the design of payment functions should be diversified. According to actual conditions, on the basis of coin payment, WeChat, Alipay, UnionPay and other payment methods are added to facilitate users to purchase; do a good job in anti-theft Measures to improve the safety and reliability of equipment, etc. GPRS wireless transmission is installed on the vending machine, which can transmit operation data, system status, system failure, material channel failure, shortage and sales data to the network server, which is convenient for the staff to carry out background management, timely replenishment or maintenance, provide more convenience for users and ensure that users enjoy convenience under safe conditions.