It is more help for the majority authors to analysis the position of sci-tech periodicals in the appraisal system. The periodical evaluation systems both at home and abroad like guide to Chinese core journals, CSTPCD, CSCD, SCI, EI, CA, SA, SC, JI, AJ, including 38 kinds and 27 kinds (There are 24 overlaps between them). Through comparing the type of host units, the reading and reference indexes, internationalization and networking,attribute classification, covering subjects of included and not included journals, found that most host units of included journals belong to academic organization, affiliated research institutes, national key universities and colleges. The hosts have advantage of subject and talent, good journal making conditions, high ability editors, higher network degree and academic level, influence widely, some of them have international member of the journal editorial board, most of them are outstanding in China water conservancy science and technology journals. The results of domestic evaluation system include all roads lead to Rome, have relatively stable and reasonable, prove that the evaluation systems in China are scientific, reasonable and credible. But need to be improved is that it has imbalance problems of collected periodicals attribute classification and cover subjects.