Pre-examination of doctoral thesis refers to the preliminary examination of the thesis by the thesis instructor or relevant experts before submitting the doctoral thesis. The purpose is to find out the problems and defects in the paper, put forward suggestions and suggestions for revision, and ensure that the paper can pass the defense review after submission. The content of pre-examination usually includes the structure, language and expression of the paper, research methods, experimental design, data analysis and results.

Pre-examination of doctoral thesis plays an important role in improving the quality of thesis. Through the preliminary examination of the paper, it can help the author find out the problems and shortcomings of the paper and revise and improve it in time. This is conducive to improving the academic value and influence of the thesis, reducing repeated revisions in the process of thesis defense, improving the pass rate and ensuring the academic level of the thesis.