Books and periodicals management: manage books and periodicals information, publishing house information and books and periodicals types. Reader management: set reader types and maintain reader information. Borrowing management: convenient borrowing, returning, pre-borrowing, renewal, loss and damage operations. Clearly control the advance loan information and overdue books, meet the advance loan information in time, and urge overdue plastic painting. Query and statistics: complete the statistical query function, and learn more about the books and individuals with the highest borrowing frequency. Take stock of the number and borrowing of all kinds of books. System maintenance: you can set system parameters, back up/restore the database, initialize the system, allow operators to modify passwords, manage operators and permissions, set database information and view logs.