Lack of a Book Network and a library app are the best places I’ve ever used to buy books with the most human nature. One is the website, the other is app.
Lack of Books: Web Links
A large number of book content, there are discount preferential information of major e-commerce books and display various book price trends and participation activities (this function is the most used, basically books are discounted you can buy, similar to the guide website), you can also create your own purchase bill, and then according to the graph, find books on the e-commerce platform of selling books.
Sunshine Studio App: Please download it free of charge at all mobile app stores.
In addition to the shopping guide function, you can also scan bar code information to enter your own reading books, and establish your own study, and then can manage the books well, so as to avoid buying duplicate books. Recommended books are very suitable books, a little artificial intelligence recommendation feeling. More content needs to be felt after you use it yourself.