with the socio-economic development situation,the development of Changzhutan urban agglomeration on spatial structure,cities system scale and various urban space relation was analyzed.The results showed that,①Changsha primacy ratio was low;②The region "the axis-circle level" the radiation strength was weak;③The cities system size distribution presented the balanced characteristic;④The interurban spatial relation was not strong.At last,a series policies were proposed,such as the concept of spatial governance,urban agglomeration population ...