The Open University does not impose too many restrictions on students' age, occupation, region and education. Anyone who has a learning ambition and a certain cultural foundation can apply for admission without taking the entrance examination. Correspondence has a unified national entrance examination, which is similar to the general college entrance examination. Candidates need to be fully prepared before the exam to pass the exam smoothly, so the quality of students who can pass the exam is also relatively high.

Different learning modes

Open University is a mode in which students use modern information technology and various media as high-quality educational resources, log on to official website for online video learning mainly through the computer Internet platform, and can interact with teachers. Correspondence learning is mainly based on self-study by candidates. Only in winter and summer vacations will there be about ten days of class time, and students' study time will be more free and flexible.

Different main choices

There are not many open universities in China, so the majors offered are limited, and the range that candidates can choose is relatively narrow. There are a large number of correspondence universities in China, and there are also many well-known colleges and universities, which offer many popular majors for candidates, and candidates can choose a wide range of majors.

Different gold content

The popularity of the Open University in our society is relatively small, and its diploma social recognition is relatively low, and its gold content is also relatively low. Correspondence university occupies an important historical position in adult education in China, with a very good social reputation, high recognition and high gold content in graduation certificates.