24571=PROJCS["Kertau / R.S.O. Malaya (ch)",GEOGCS["Kertau 1968",DATUM["Kertau_1968",SPHEROID["Everest 1830 Modified",6377304.063,300.8017],TOWGS84[-11,851,5,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4245"]],PROJECTION["Hotine_Oblique_Mercator"],PARAMETER["latitude_of_center",4],PARAMETER["longitude_of_center",102.25],PARAMETER["azimuth",323.0257905],PARAMETER["rectified_grid_angle",323.130102361111],PARAMETER["scale_factor",0.99984],PARAMETER["false_easting",40000],PARAMETER["false_northing",0],UNIT["British chain (Benoit 1895 B)",20.1167824943759],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","24571"]]