If you just want to study there, you don't need a card.
Go straight through the gate and you will find the reading room. There are many books in it, most of which are magazines, and the variety is quite complete.
There is also a service desk at the entrance, on the far right side of the service desk. You can pay a deposit of 10, and she will give you a key. When you walk back, you can store things. When you go back, you just need to return the key and the deposit will be refunded to you. If the deposit is not paid, the storage cabinet 1 yuan.
If you want to borrow books by card, there is an introduction at the lobby service desk. You can see for yourself.
Almost. I wish you a happy study.