Network education: The schools that provide distance education are all key universities in 985/2 1 1, and the famous brand, professional strength and specialty set by the network colleges of many universities are the key majors of the schools. Radio and TV University (National Open University): The National Open University is a new university based on the Central Radio and TV University and local radio and TV universities, supported by modern information technology, with a three-dimensional network covering urban and rural areas throughout the country, paying equal attention to academic education and non-academic education, facing all members of society and without walls.