China ordinary card deposit 100 yuan, production cost 10 yuan, foreign language card deposit 1000 yuan. It seems that you need a postgraduate degree or an intermediate title to do it. Annual fee 10 yuan, paid once a year, and the deposit will be refunded when the card is returned. Of course, the National Library is good, with the largest collection in the country and the third in the world, and the management of attached disks is also quite good. Borrowing and returning books is completely self-service. Just put the book in the scanning area, swipe your card and press the touch screen, which is very convenient. The whole process only takes 30 seconds.