Collection of books means that a library or institution processes various forms of books, periodicals, newspapers and other documents, and sorts, classifies and catalogs them so that readers can use them more conveniently. Book reservation is an important way for the library to provide literature resources to readers, and it is also an important embodiment of the library's service ability. Using modern electronic technology, the library also digitizes the books in its collection, realizing online reading and bringing more convenience to readers.

Circulation means that the library lends the collected books, periodicals, newspapers and other literature resources to readers for a certain period of time through certain circulation channels and methods. The essence of library circulation service is to provide readers with convenient reading environment and conditions. Through the intelligent book circulation management system, the library can manage the book circulation more efficiently and realize the function of readers' independent inquiry and borrowing books.

The significance of book collection and circulation lies in providing readers with rich literature resources and convenient reading services, improving readers' reading level and knowledge literacy, and promoting the dissemination and enjoyment of knowledge. At the same time, the collection and circulation of books is also an important embodiment of the social education function and cultural mission of the library. In the digital age, the collection and circulation of books will be more widely used in various occasions to serve the development of social economy and culture.