First of all, you can contact your secondary school and consult the educational administration department or the student status management department of the school. They can help you find the number of your diploma according to your personal information, such as name, ID number, school year, etc.
Secondly, if you have registered your personal information on the websites of official website or the relevant education departments, you can try to log on to these websites for inquiry. Usually, these websites will provide the service of inquiring the graduation certificate number. You can inquire your graduation certificate number by entering relevant information according to the tips of the websites.
In addition, if you have ever worked, you can consult the personnel department of the unit where you have worked. They may have your diploma or related documents, which may contain your diploma number information.
It should be noted that in order to protect personal privacy and information security, you need to provide sufficient personal information proof during the inquiry process and abide by relevant regulations and procedures.
To sum up:
If you don't know the number of the secondary school diploma, you can contact the school, log on to the relevant website or consult the work unit. In the process of inquiry, it is necessary to provide sufficient proof of personal information and abide by relevant regulations and procedures.
Legal basis:
the education law of the peoples republic of china
Article 22 provides that:
The state implements the academic certificate system. Schools and other educational institutions established or recognized with the approval of the state shall issue academic certificates or other academic certificates in accordance with the relevant provisions of the state.
the education law of the peoples republic of china
Article 82 provides that:
If a school or other educational institution issues a degree certificate, academic certificate or other academic certificate in violation of the relevant provisions of the state, the education administrative department or other relevant administrative departments shall declare the certificate invalid and order it to be withdrawn or confiscated; Illegal income, confiscate the illegal income; If the circumstances are serious, it shall be ordered to stop the relevant enrollment qualification for more than one year and less than three years, until the enrollment qualification is revoked and the certificate qualification is issued; The directly responsible person in charge and other directly responsible personnel shall be punished according to law.