“…Second, "E-school bag is a universal network facility that supports informal learning. Students can log in, withdraw from the e-school bag and manage their own digital resources using devices based on technologies such as Bluetooth and wireless networks" [8] .The domestic research on e-schoolbag focuses on the "real" equipment level. For example, Xie Zhongxin, Shanghai Institute of Educational Development, Pudong New Area, believes that "e-schoolbag" actually constructs a digital learning environment consisting of learning content, Terminal and service platform consists of three parts [9] , East China Normal University, Zhu Zhiting, Yu Xiaohua and other scholars will also think of e-schoolbags as a learning environment, advocating equipment, content and services from the perspective of the three fusion design [3] .Therefore, based on the integration of the three cognitive perspectives of equipment, content and resources, Yu Xiaohua of East China Normal University, based on the integration of e-schoolbag design and the interactive perspective embodying the function of education and teaching, as shown in Figure 3 below.…”