Using the primacy law, the rank-size law and the Gini-coefficient to analyze the evolution characteristics of the size distribution in Handan urban system for 1996,2001,2004,2006. The results show that the primate city of the urban system has absolutely monopoly on other medium and small cities, the size distribution of the urban system meets primate city distribution, and even have relative higher degree of the primacy law; The structure of the urban size was unreasonable, and there also exists fault phenomenon in the urban size structure; The Gini-coefficient of the urban system is relative ...
