UTFGrid

UTFGrid parameters:
Center:     {"x": 119.73 ,"y": 30.51 }
Scale:     0.000005579211
View bounds:

•     Left bottom: {"x": 119.68 , "y":30.46 }
•     Right top : { "x": 119.79 , "y":30.56}

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