Abstract: Based on GIS spatial analysis technology, the landscape pattern of forest land in Wangcang county were studied quantitatively by using local forest land conservation planning data of 2010 and 2015, integrating with land use transform matrix and landscape index. The results showed that the change was dominated by pure forest and general shrub forest land in Wangcang County, the dominant patch types remained unchanged, the degree of landscape pattern heterogeneity reduced, so did the fragmentation degree. the patch shape tended to simplify, landscape connectivity increased and landscape diversity reduced.