Where can I buy second-hand books?

Catch more fish, Confucius' old books and idle fish.

1. Catch more fish: Catch more fish is a comprehensive second-hand trading platform, which can sell books or buy books.

2. Confucius secondhand book network: Confucius secondhand book network is the largest secondhand book website in China, where you can open a shop to sell books, open a bookstall to sell books and auction books.

3, idle fish: idle fish is a second-hand trading platform under Taobao, which is more convenient and fast.