How much does Yanshi Heluo Bookstore charge for borrowing books?

No charge. Official website of Yanshi Heluo Bookstore shows that all borrowing in the borrowing study room of Yanshi Heluo Bookstore is still free. You can borrow books from the study room with your ID card and 100 yuan deposit. The specific location of the city study room is searched by Baidu, Gaode and other map software, and it is handled nearby.