I would like to ask: how to query your own postgraduate registration information?

It can be inquired through China Graduate Admissions Information Network.

The specific method is as follows:

You can log on to the research and recruitment network, that is, China Graduate Admissions Information Network, and enter your account password. If you don't need to register in advance.

Enter your relevant information and fill in the information according to the application process, including the school and major you applied for.

There may be more than one volunteer to fill out. Click on the corresponding school and select Enter.

National unified postgraduate entrance examination, referred to as "postgraduate entrance examination". It refers to the general name of the relevant examinations organized by the education authorities and enrollment institutions for the selection of graduate students, and consists of the initial examination and re-examination organized by the national examination authorities and enrollment units.

References:

Baidu Encyclopedia-National Unified Enrollment Examination for Postgraduates