Credits are generally used to promote professional titles, such as intermediate or deputy high school. You can sign up for study after the exam.
Legal basis: Article 11 of the Education Law of the People's Republic of China adapts to the needs of the development of socialist market economy and social progress, promotes education reform, promotes the coordinated development and convergence of education at all levels, improves the modern national education system, improves the lifelong education system, and improves the level of education modernization. The state takes measures to promote educational equity and balanced development of education. The state supports, encourages and organizes educational scientific research, popularizes the achievements of educational scientific research and promotes the improvement of educational quality.