No. You must buy books in a real bookstore. In this case, 100% is positive, but it is necessary to read the brand labels clearly. Some of them are fake and usually have business licenses. For example, the golden smell has a business license. If you look for these, you won't buy them stolen. Genuine bookstores, such as Mo Tie Books, Xinhua Wenxuan, Golden Wen Xiang and Yuan Innovation, are all genuine bookstores.