Can the health information reporting system for postgraduate entrance examination only be filled in once?

No, it's just. The health information filling system for postgraduate entrance examination cannot be filled in only once. Whether to fill in the information once or many times depends mainly on the candidates' situation. National unified entrance examination for graduate students, referred to as "postgraduate entrance examination" and "unified 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.