The spatial distribution of socio-economic (GDP) of China-Pakistan Economic Corridor in 1998 was obtained from global GDP grid data of DRYAD, and the representative GDP data were downloaded with a spatial resolution of 1 km and a spatial coordinate system of WGS 84.
中心点纬度：32.5416666596175
中心点经度：70.3750000038032
最大缩放级别：8
最小缩放级别：4
Current zoom level：5
