1. Find the book you want to buy on the Dangdang Book Classification List page and the search results page, and click the "Details" button to enter the Dangdang Book Project page to view the sales information of second-hand books.

2. On Dangdang's book project page, you can see the "View All Second-hand Books" link behind "Dangdang Price" and click it.

3. Click to view the floating layer, which shows a list of all used books. In the list, you can see old and new books, sales descriptions, cities, freight rates and prices. You can buy it directly, or click on more text links to view a single page of each old book.

4. On the page where netizens sell second-hand books, you can see detailed sales instructions. You can buy directly, ask questions about products, or check the reputation of all products and sellers.

The above is the whole process of buying second-hand books on Dangdang.

At present, all members of Dangdang can buy second-hand books online, which can be paid in three ways, namely, the remaining amount in the account, gift cards and online payment.