E-home education e-book bag in China is a product dedicated to improving the educational informationization in China and improving the efficiency of home-school cooperation. This product will be mainly oriented to primary and secondary education. In addition to the traditional home-school communication function, e-book bag also provides richer educational information functions, such as digital educational resources and students' growth history. Make it a real information assistant for children's study and life, and a real "digital schoolbag".