It seems that 50 yuan can borrow three books, and 200 yuan and above can borrow English books.

What I did was 100 yuan. Just pay the deposit and fill in the form directly, and you don't need any money such as production costs. For details, please check the first picture of official website, with specific writing on it.

One-card means you can borrow books from Dongcheng Library and other places. It is written on the specific website. I remember that the annual fee seems to be 10 yuan. I'm not sure, it's just that the card will expire in one year, and it seems that I have to pay 10 yuan when I renew it at the front desk. . It's too long to forget.