1, the degree of innovation is not enough, and it can't meet the publishing standards of periodicals. This often appears in core journals. After all, core journals have very high requirements for the innovation of papers. Although it has passed the expert review, many papers are generally published in core journals. After the final stage, the editor-in-chief of the magazine will measure the overall quality and innovation of the paper and choose the best paper for publication. At this time, your paper may be rejected because it is not as innovative as other authors' papers.

2. The level and ability of experts to review manuscripts are uneven, and their sense of responsibility is different, which has a certain relationship with the author of the manuscript, which will lead to the release of water when reviewing manuscripts. Therefore, the editor-in-chief finally checks the experts' manuscripts, which is also a manifestation of being responsible to readers and authors.