For journals of different disciplines and levels, there are different regulations on the repetition rate of papers. General journals require less than 20% to publish papers, and core journals require less than 10% repetition.
Regarding the number of papers that teachers need to publish, the requirements in each stage and field are different. For example, senior teachers in Shanxi require to publish more than 3 professional papers in core journals, of which 2 should be included in national journals; Five core journals, at least three. At the same time, according to the requirements and the number of publications, the scope of publications should also be determined according to the requirements of publications and the direction of education and teaching, and then the publications should be determined and submitted according to the review requirements and publishing cycle of each journal, and submitted according to the overall publishing procedure of the paper.