Guo Tu's e-books also have digital rights. If you have a computer in Guo Tu, or a laptop on the website of Guo Tu, you can download a book reader, and you can borrow books online through this reader. You have to log in with your user name (registered with your ID card at the service desk) to borrow books. There are also restrictions on the number and date of digital borrowing, which seems to be five books at a time.

You can renew it after it expires. The purpose of this reader is not to copy by the way. Many books are actually similar to pdf format, so it is impossible to copy the text. At a time when everyone is used to enjoying free resources, organizations like Guo Tu still insist on protecting copyright, in order to protect the author's enthusiasm and the continuation of excellent culture.