First of all, a class is an educational entity. Class is an educational management level constructed by the school to implement the educational influence and realize the training goal. Class is an organizational system established according to the educational intention of the school, and it also runs according to the educational requirements of the school. Therefore, from its formation, it is decided that it must become the main body of education, and shape the special environment for cultivating students according to the requirements of educational goals. Class education administrators infiltrate the school's educational intention into class teaching and other educational activities, organize students to actively participate in class activities, receive education and edification in the activities, and obtain physical and mental development.

Secondly, class is a social entity. Class is a special form of social organization and an educational society. The influence of politics, economy, culture and science and technology of society is to a great extent exerted on students through class education. Students mainly study, engage in activities and communication in the specific environment of the class, and gradually realize individual socialization. Therefore, class is an important environment for students to know and understand society, learn to adapt to social life and realize individual socialization.

Class is the basic unit for students to learn to adapt to social life, cultivate social responsibility and experience playing social roles. At the same time, the activities organized by the class are carried out in interpersonal communication. In the process of activities, the class is an important environment for students to know society, learn to adapt to society and transform society, and it is a social entity.