Qingda distance education project covers all ages from preschool education, primary and secondary education to higher education, vocational education and enterprise training. The learning products provided by Qingda Distance Education Network meet the different needs of all learners. Qingda Distance Education Network "Learning Card" can learn all subjects and courses from kindergarten to high school through this card, which can be used as a card to explain vividly and interestingly. It integrates sound, animation, video and exercises, and truly invites senior teachers from Beijing and the whole country to go home to build a national distance learning remedial class.