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Revenue by geographic location - AUD ($)
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Revenue By Geographic Location      
Hong Kong $ 3,980 $ 1,366,200 $ 1,195,150
China 6,846 60,956 80,275
Korea 315,034
USA 104,164
Malaysia 78,123
Other $ 2,439