Layer Estimates:

Layer: ShanghaiRequestLonLat (ID:0)
Count: 914
Extent:

XMin: -13066180.5073236
YMin: 2544891.99670216
XMax: 15558734.3515747
YMax: 5909450.93738902
Spatial Reference: 102100 (3857)

Layer: shanghdis_data1 (ID:1)
Count: 16
Extent:

XMin: 13453263.4927554
YMin: 3590990.86082336
XMax: 13607972.0379701
YMax: 3746873.59128711
Spatial Reference: 102100 (3857)