In the city where I live, there are 12,000 students and 1000 teachers. There is no way to give them the same information equally.We need one　portal site for education.and connect many contents from here. Currently, information about computers is transmitted from various sources. It is difficult to tell how to use it in school and how to use it correctly. From now on, it is expected that more information will be added. It is important to quickly convey the correct information from one source.