You don't need a permit to go to Middle-earth. You can enter the reading rooms on the second and third floors at will, or you can bring your schoolbag. Several students can sit together casually, which is much more spacious and convenient for communication. Many students go there. 20 yuan can also get a library card. There are more than 50 computers on the second and third floors for people with library cards to surf the Internet for free. It's cool!