If you have two digits, the first digit is a number and the second digit is a letter.

Expand:? After entering the institution code and major code, click the "Next" button, and the online volunteering system will convert the code you filled in into the corresponding institution and major, and the name of the institution and major you filled in will be displayed on the screen. At this time, you should look at the prompt information on the screen and carefully verify whether the displayed school and major are what you want to fill in. If it is not, or "invalid college" or "invalid major" appears in red font, it means that you have filled in the wrong code and must correct it according to the correct code, otherwise it is an error. If you want to modify or fill in the volunteers, you can click "Back" to return to the filling interface to modify or fill in the volunteers.

Inquiry method of college entrance examination professional code;

1, the college entrance examination enrollment plan issued by the school has the codes of all majors in the country.

2. Log in to the college entrance examination enrollment channels in various provinces and cities, check the enrollment institutions, and find the professional code of the school.

3. Many websites have articles on sorting out national occupational codes.