1. Adult higher education: including undergraduate, junior college, online education, vocational and technical education, etc. For adults who have work and life experience and are willing to improve their quality and ability through study.

2. Continuing education: It covers all aspects such as continuing study, training, postgraduate education, self-study exams, etc. After graduation, and it is an education that adapts to the needs of society and the job market and improves the overall quality of individuals.

3. Higher vocational education: aiming at adapting to the needs of industrial development and cultivating senior technical talents suitable for various jobs, providing channels for secondary vocational education students to enter institutions of higher learning; Higher vocational education is one of the important channels for upgrading from college to undergraduate.

4. Self-study examination: It refers to the self-study examination for higher education organized by various schools at all levels under the authorization of the national education and judicial organs, and is designed for those who have no time to participate in formal academic education but have the corresponding cultural level and learning ability. The examination is organized by the state, and the corresponding academic certificate is obtained.

Brief introduction of CDB University is as follows:

China Open University (hereinafter referred to as "China Open University" or "OUC") is a unit directly under the Ministry of Education of People's Republic of China (PRC), an institution of higher learning with the qualification of running adult education approved by the Ministry of Education, and a new type of institution of higher learning that implements open education in China.

The school's predecessor was 1978, which was initiated and directed by Comrade Deng Xiaoping. 20 12 In June, China Central Radio and TV University was renamed as the National Open University.

According to the information of official website in June, 2022, the headquarters of the National Open University has four campuses, namely Wukesong, Fuxingmen, Gong Wei Village and Weishanzhuang in Daxing, with a total area of more than 200 mu and a construction area of 6,543,800 square meters. There are 7 teaching departments, 36 adult undergraduate majors and 48 adult junior college majors; Full-time teachers 57 1, full-time teachers 150. June 2, 2022 1 1 The General Office of the Ministry of Education informed that the National Open University was named National University for the Aged.