UTFGrid

UTFGrid parameters:
Center:     {"x": 118.82 ,"y": 29.25 }
Scale:     0.000003495577
View bounds:

•     Left bottom: {"x": 118.73 , "y":29.16 }
•     Right top : { "x": 118.91 , "y":29.34}

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