There are natural eco systems with typical tropic characteristics in the Five Finger Mountain Nature Reserve.In it there are relative complete tropic rain forests with the sample plots with 0.06～0.10hm 2 and sample line methods,the main eco environmental factors such as soil,vegetation,eco systems,species diversity and animals were analyzed and evaluated.It was proved that eco environment in the region was weak and eco service function was very sensitive.Therefore compatible developm...