Layer Estimates:

Layer: Nanjing (ID:0)
Count: 13
Extent:

XMin: 12952599.7333
YMin: 3601655.9617
XMax: 13572904.0723
YMax: 4181179.1679
Spatial Reference: 102100 (3857)

Layer: Jiangsu City (ID:1)
Count: 13
Extent:

XMin: 12952599.7333
YMin: 3601655.9617
XMax: 13572904.0723
YMax: 4181179.1679
Spatial Reference: 102100 (3857)