Useful. The medical e-book package training question bank can give full play to independent learning capabilities and switch learning locations and hardware devices anytime and anywhere, thereby effectively improving learning flexibility and learning efficiency. The National Medical E-Book Package is China's first higher education medical digital planning textbook. The National Medical E-Book Package is based on a complete set of textbooks for medical undergraduates in colleges and universities. It combines medical textbooks, exercises, databases and other teaching contents with text, pictures, D multimedia three-dimensional animation and other elements are organically combined.