There is nothing wrong with reading extracurricular books. Reading extracurricular books, most of them are aimed at primary school, junior high school and senior high school students, and generally there will be no pornographic or violent content. Handreading extracurricular books was established on 20 18, which is a content product specially developed for teenagers' extracurricular reading. Select more than 20,000 high-quality extracurricular books from 36 countries around the world, so that children can easily own extracurricular books from all over the world and enjoy reading.