The book rental management system encompasses multiple practical functions, including the following basic functional modules: 1. Basic Information Management: This function enables you to effortlessly manage the basic information of books, such as titles, authors, publishers, etc. 2. Book Stock - in Management: It allows you to conveniently add new books to the system, recording their quantities, locations, and other relevant information. 3. Rental Registration: When a reader borrows a book, the system can promptly register the borrowing information, including the borrower's details, the borrowing date, etc. 4. Return Registration: When a reader returns a book, the system will record information such as the return date and the book's condition, so as to update the inventory in a timely manner. 5. Query Management: It provides a convenient query function, enabling you to quickly find the information of specific books or readers. 6. Inventory Management: Tracks the book inventory in real - time to ensure that the book information in the system is consistent with the actual inventory. 7. Statistical Management: Offers statistical functions, allowing you to understand information such as book borrowing situations and popular book titles, which helps with decision - making. 8. User Management: Manages system users, including administrators and ordinary users, to ensure the security of the system and permission control. These functions jointly construct an efficient and convenient book rental management system, providing comprehensive support for libraries or rental institutions.