Hi there YJCW is a duplication of an airport which is correctly listed as YHEC.
Could you please remove YJCW because its wrong and is in the wrong location.
Please remove
Jacobs Well Airport
Lat -27.762, lon 153.335, small airport
Elevation: undefinedft
Icao: YJCW
Mag declination: 11°E
Thanks Michael