PROJCS["GBK19_Grid",GEOGCS["GCS_GBK19-IRF",DATUM["GBK19_Intermediate_Reference_Frame",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",93720.394],PARAMETER["False_Northing",113870.493],PARAMETER["Central_Meridian",-4.35],PARAMETER["Scale_Factor",1.0],PARAMETER["Latitude_Of_Origin",55.75],UNIT["Meter",1.0]]