(The pace of life in today's society is getting faster and faster, and people's requests for food and beverages are getting higher and higher, not only for the complete color and flavor, but also for the time and method of dining. Many customers cannot spare time due to busy office work. Enjoying the sweetness, so there is a request for convenient ordering. The fastest way is to use the computer network. The catering industry and the computer network are combined to form an online ordering system.)