You can go to self-study, from 9 am to 5: 30 pm every day, and close on Mondays. Holidays will be notified separately.
You don't need a card for self-study, but you need a card for reading room and borrowing books.
You need a deposit to apply for a reader card, 200 yuan. Get a second-generation ID card and fill out a form. /kloc-it will be OK in 0/0 minutes.