The duplicate checking rate of papers in ordinary journals is relatively loose, generally between 25% and 30%, which cannot exceed this range.

The duplicate checking rate of papers in core journals is strict, and the duplicate checking rate is required to be 5%- 10%, so it is necessary to pay attention to the relevant requirements of journal institutions.

When writing a paper, we should pay attention to the standards of literature citation and the principle of academic integrity to avoid plagiarism and plagiarism. At the same time, according to the requirements of journals, we should choose the appropriate duplicate checking system to obtain duplicate checking reports, so as to better grasp the duplication of papers.