PROJECTION "proj=tmerc" "lat_0=0" "lon_0=115.816666666667" "k=0.99999906" "x_0=50000" "y_0=3900000" "ellps=GRS80" "towgs84=0,0,0,0,0,0,0" "units=m" "no_defs" "type=crs" END