Main functions and features: • All e-books provide reading in Cantonese and Mandarin, and some books provide reading in English. • Nine book catalogs, rich in story types. • Teachers and students can check reading records at any time and follow up the reading process. • Support offline reading. (Only downloaded books) • In addition to e-books, students can also use ISBN scanning to record the physical books they have read. • Students can vote for the likes of all books th