Propaganda and ideological work in ethnic rural areas is confronted with mang problems in terms of understanding, investment, position construction, propaganda means and the quality of ranks of cadres.

In this article, the author suggests a convenient, scientific and objective assessing method, which is designed on the basis of the principles of fuzzy mathematics, by which assessors only need to evaluate assessees with grades of A,B,C,D in compliance with their information gaps, control-abilities and means of delivering information and the remaining part can be done by computers.