The requirements of ordinary periodicals are not very high. There are many different views on this core journal paper, but generally speaking, core journals should be tested in the range of 5%- 10%, and each core journal has a value in each span. For the requirements of core journals, the inspection rate of 5%- 10% is only a reference threshold. The submission rate of some Chinese core journals is relatively looser than that of academic papers. The duplicate checking rate should be controlled within 15%. You can form other people's opinions through your own internalization.