UTFGrid

UTFGrid parameters:
Center:     {"x": 118.79 ,"y": 30.92 }
Scale:     0.00001190363
View bounds:

•     Left bottom: {"x": 118.76 , "y":30.9 }
•     Right top : { "x": 118.81 , "y":30.95}

•   Width: 256
•   Height: 256
•   PixcelCellCount: 8