No need. Not borrowing books. In the lending room or electronic reading room (Internet cafe), you only need to swipe your card to borrow books or surf the Internet, and nothing else is needed.
It opens at nine o'clock. There are many people. I guess they are all graduate students. We can get a seat in the morning. You can bring your own notebook to surf the internet.
You'd better get a card, 50 yuan and an ID card. It takes six months to return the card. If you haven't been in Suzhou for a long time and don't want to borrow books, don't do it.