The price is too expensive. Shenzhen Yide Culture and Technology Co., Ltd. (referred to as "one virtue and one education" for short) was established on 20 15, and it is an educational information enterprise that focuses on the research and development of smart campus products and provides quality products and services for the construction of smart campus. The price of the access door produced by this company is nearly 10% higher than that of ordinary access doors. Is the only deficiency. One plus one is an independent brand of one virtue and one education in the field of education. With the three systems of "one plus one education cloud platform+one plus one education data sharing open platform+one plus one APP", we will focus on the field of educational application, provide educational information products and services for schools, and build a new smart campus ecology with the Internet of Everything through a unified open interface and data platform.