The duplicate checking rate of undergraduate graduation thesis cannot be lower than 10%. Specific requirements may vary from school to school. General duplicate checking rate is below 30%, and some schools require duplicate checking rate to be below 20%. If the duplicate checking rate exceeds the standard set by the school, you may be asked to revise the paper or rewrite it. Therefore, before submitting a paper, it is best to use reliable tools to conduct self-test to ensure the originality and legitimacy of the paper.