Yes If students' papers from other schools are uploaded to HowNet, the duplicate checking rate will be as high as over 90%, which is seriously suspected of plagiarism. Moreover, some schools will set up their own self-built paper databases, and those that have not been submitted to HowNet will generally be put in their own self-built databases, and schools will learn from each other and archive papers with each other. Students' papers from other schools will be found and their graduation qualifications will be cancelled.