Under the influence of new land use planning, the condition of man-land harmony is received more and more attention, for the purpose of reaching the harmonization of social, economic and ecological benefits, then realizing sustainable land use. Therefore, an effective way to optimize land space utilization and to improve the overall efficiency is necessary. This paper focused on integrated zoning study of land use taking Pu county as a case. Firstly, the study built an index system; then used principal component analysis and cluster analysis method. The results showed three integrated land use areas were formed according to functional characteristics in leading industries, which can not only provide a reference for land-use zoning of the study area, but also ensure rational and efficient use of the regional land resources, ultimately promoting coordinated regional development.