Can't the cost of books sold on the road network be offset? Tuwang, which is taken from the word "You Lu" in Shu Path, is a comprehensive second-hand book sales platform combining online and entity. The website is mainly oriented to the book consumption market, and it makes a profit by buying and reselling discarded books. Youlan Road Network was founded in Nanchang, Jiangxi Province, and planning began at the end of 2006. The trial operation began in March 2007, focusing on online sales of second-hand books, integrating purchase, sales and storage, and selling them nationwide through the network.