Evaluation on Economic Benefit of Land Utilization in Rongchang County Based on Factor Analysis

To explore the economic benefit of land use situation in hilly county，Rongchang county of Chongqing was chose as research area.With the help of SPSS，10 evaluation factors were chose，and land use level of economic benefit of 21 townships in the area were analyzed.Results showed that land economic benefit level existed significant differences.The county seat was the highest area of economic effect of land utilization.High efficiency and the higher efficiency area were mainly located in the mid-lower，but the upper and edges were lowly.The land use economic benefits of township were influenced by many kinds of factors，such as location.Point shaft model was put forward to develop county economic.