2) Personalized learning. Don't listen to what you understand, but listen to what you don't understand several times until you understand.
3) Provide questions and answers in the course and provide thoughtful service. The online classroom has a question-and-answer area for various courses.
4) Higher efficiency and lower cost. Save a lot of traffic, accommodation and precious time, and make learning more efficient.
5) The specialty setting is flexible, which is more suitable for the needs of talents from all walks of life. Traditional school specialized courses lay particular stress on theory, which has a certain gap with the actual demand of society for talents from all walks of life; According to the development of social economy, distance education in colleges and universities promptly introduces popular majors to meet the needs of professionals in all walks of life.