(1) Display product related information a. Including the main page and sub pages, mainly about loading images and information of each product. b. Click the "Test" function, and then the detailed information of the product will be displayed. 2) The user login interface includes member login and search function after password loss. 3) The member registration function includes the login account, password and relevant details of the member. 4) Display and repair function of member related information a. Display the relevant information filled in during member registration. b. When members find errors or changes in the registration information, they can proofread the information through this item to avoid unnecessary loss. 5) Ordering system This system provides the user with a shopping cart mode. The user can click on the product, and the product will be automatically loaded into the shopping cart panel. After the user determines the required product, just click on the determination. 6) Auction system This system provides auction function, and users can read and bid for the items being auctioned. 7) The administrator module classifies, sorts, backs up, and repairs existing data, as well as deletes junk information.)