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INVENTORIES (Details) - USD ($)
$ in Thousands
Mar. 31, 2019
Jun. 30, 2018
Jun. 30, 2017
Notes to Financial Statements      
Raw materials $ 1,206 $ 1,153  
Work in progress 1,839 1,947  
Finished goods 520 505  
Currency translation effect 13 20  
Less: provision for obsolete inventory (660) (695) $ (686)
Inventory net $ 2,918 $ 2,930