https://freightlinesgroup.com.au/perth-freight-lines/ Perth WA Australia, freight train company is one I would like to see on train Sim world 2 some day
Put up some more information including photos. Remember that you are trying to sell the community this idea it is not our job to do the research for your suggestion. You should look at some of the Australian suggestions to get a general idea of what is expected. Here is the master list https://forums.dovetailgames.com/threads/australian-proposal-suggestion-master-list.41526/