User identity verification: including account registration, login, password retrieval and other functions to ensure user security and identity authentication.

User personal information management: Users can modify personal information, such as contact information, address, etc.

Product browsing and search: Users can browse products in the system and conduct keyword searches to quickly find the products they need.

Order placement and shopping cart management: Users can add items to the shopping cart, view the items and total price in the shopping cart at any time, and complete the order placement operation.

Product management: including product classification, product information entry, product image uploading and other functions to maintain the integrity and accuracy of products.

Order management: The system needs to record the user's order information, including order number, order time, product name, quantity, total price and other information, and provide an order query function.

Inventory management: The system needs to record the inventory of goods in real time and reduce the inventory accordingly after the user places an order to avoid oversold situations.

Logistics management: The system needs to interface with logistics companies to ensure that goods can be delivered to users in a timely and accurate manner, and to provide logistics tracking functions.

Data encryption: The system needs to encrypt and transmit the user's personal information and transaction data to protect the user's privacy and data security.

Payment security: The system needs to be connected with a reliable third-party payment platform to ensure that the user's payment information is securely protected during transmission and storage.

Security audit: The system needs to record user operation logs in order to track user operation records and discover potential security issues.

Product display: The system needs to display the basic information, price, inventory status, etc. of the product in a clear and concise way for users to browse and choose.

Order process: After the user adds the selected products to the shopping cart and fills in the delivery address and other relevant information, the user can generate an order and select a payment method.

Order processing: After receiving the order submitted by the user, the system needs to perform inventory check, payment verification and other processing to ensure the correctness and processability of the order.

Shipping and logistics tracking: After the order payment is successful, the system needs to connect with the logistics company, arrange the shipment of the goods, and provide logistics tracking information to the user.

Online payment: Including bank card payment, Alipay, WeChat payment and other online payment methods to provide users with diverse payment options.

Cash on delivery: For some users or specific products, the system needs to support the cash on delivery payment method.

Supplier management: The system needs to record and manage supplier information, including contacts, contact information, cooperation status, etc.

Commodity procurement: The system needs to interface with suppliers to implement commodity procurement and replenishment functions to ensure sufficient supply and inventory of commodities.

Supply chain collaboration: The system needs to provide supply chain collaboration functions so that suppliers and system administrators can collaborate on procurement and supply matters in real time.

Sales data analysis: The system needs to collect and analyze sales data, such as hot-selling products, sales, user purchasing behavior, etc., to provide decision support.

Inventory data analysis: The system needs to monitor and analyze the inventory status of goods in real time in order to adjust procurement plans and supply chain strategies in a timely manner.

User data analysis: The system needs to analyze the user's purchasing preferences, spending power and other information to provide personalized product recommendations and marketing strategies.

Messages and comments: Users can leave messages and comments on the product details page to provide feedback and suggestions, and can also communicate and discuss with other users.

Customer service: The system needs to provide online customer service functions so that users can get timely help and answers when they encounter problems during use.

After-sales service: The system needs to provide users with after-sales services, including returns, exchanges, repairs and other business processes, to protect users' rights and satisfaction.

Complaint and feedback handling: The system needs to establish a complaint and feedback handling mechanism to solve user problems in a timely manner and improve service quality.

System integration: The system needs to be integrated with other related systems, such as financial management systems, logistics management systems, etc., to achieve data sharing and seamless connection of business processes.

Standardized interface: The system needs to provide standardized interfaces to facilitate connection with third-party systems, such as payment platforms, logistics companies, etc.