1. The theme does not meet the requirements of journals: each journal has its own research field and theme scope. If the subject of the submitted paper does not meet the requirements of the journal, the editorial department may refuse it.
2. The research method is not rigorous: the rigor of the research method is an important guarantee for the quality of the paper. If there are problems in the research methods of the submitted papers, such as unreasonable sample selection and unscientific experimental design, the editorial department may reject them.
3. Unreliable data: Data is the basis of the paper. If the submitted papers are unreliable, such as incomplete data collection and incorrect data analysis methods, the editorial department may reject them.
4. The structure of the paper is chaotic: the structure of the paper should be clear, including introduction, literature review, research methods, result analysis, discussion and conclusion. If the structure of the submitted paper is confusing, the editorial department may reject it.
5. Unclear language expression: the language of the paper should be accurate, concise and fluent. If the submitted papers have unclear language expression problems, such as grammatical errors and spelling errors, the editorial department may reject them.
6. Plagiarism or plagiarism: Plagiarism or plagiarism is a serious problem in academic circles. If the submitted paper is plagiarized or plagiarized, the editorial department will definitely reject it.
7. Repeated publication: Repeated publication means that the same paper is published in different journals. If the submitted papers have been published in other journals, the editorial department may reject them.