Open education is a form of education relative to closed education. Its basic characteristics are: taking students and learning as the center, eliminating and breaking through the restrictions and obstacles to learners. For example, open education does not have too many restrictions on age, occupation, region, learning qualifications and so on. Anyone who has a certain cultural foundation and is interested in learning can apply for admission without taking the entrance examination. Students have certain autonomy in course selection and media use, and their learning methods, learning progress, time and place can also be decided by themselves according to their needs; Use a variety of media teaching materials and modern information technology in teaching and so on.