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Note 6 - Inventories - Inventories (Details) - USD ($)
$ in Thousands
Mar. 31, 2022
Jun. 30, 2021
Jun. 30, 2020
Raw materials $ 1,340 $ 1,152  
Work in progress 1,332 1,218  
Finished goods 319 325  
Less: provision for obsolete inventories (709) (679) $ (678)
Currency translation effect (10) 64  
Inventory, Net, Total $ 2,272 $ 2,080