PROJECTION "proj=cass" "lat_0=22.3121333333333" "lon_0=114.178555555556" "x_0=40243.5777560424" "y_0=19069.9335151258" "a=6378293.64520876" "b=6356617.98767984" "units=m" "no_defs" "type=crs" END