First of all, it depends on the purpose of your diploma. All three are formal academic qualifications recognized by the state. There is no distinction between good and bad. The key is to find the one that suits you best.

Self-taught examination has high gold content

The gold content of the self-study exam is very high, and secondly, you can learn something.

Online education is flexible and convenient.

Online education is flexible and convenient. As long as you can get online, you can attend classes. There is no time limit, which is very suitable for office workers. The National People's Congress is very famous and its management is very formal. You can learn about it.

Face-to-face teaching method of adult examination

The teaching method of entrance examination is face-to-face, which requires a certain attendance rate and three years of study time. If you really insist on going to class after work in spring, summer, autumn and winter, you can also consider it.