The essential function of an online shopping system is to distinguish the user's authority. After the user enters the login interface, it can fully record the user's relevant operation behavior. Many user operations, such as buying goods and submitting orders, can also be realized after the login.When the user lands on the online shopping system for the first time, it can be logged in when registering, and then a series of operations such as adding purchase are performed. The registration interface is mainly filled in with personal basic information. After the user completes the registration, it can be logged in to buy fruit.