Whether the content of the article is the same as or similar to the published periodicals and monographs. If there are similarities or similar parts, it can be regarded as plagiarism.
There is no reasonable explanation whether to quote other people's research results and opinions. If the author does not reasonably quote other people's research achievements and opinions when writing a paper, but directly uses other people's achievements, this behavior may also be considered plagiarism.
Whether there are obvious cases of piecing together and copying other people's works. In order to complete the task of professional title evaluation, some authors pieced together many papers or copied others' works directly, which is also not recognized.
Whether it infringes the copyright and intellectual property rights of others. If the author uses the copyright and intellectual property rights of others without permission in the process of writing the paper, it is also not allowed.