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7. Commitments and Contingencies (Details Narrative) - USD ($)
3 Months Ended 9 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Mar. 31, 2020
Mar. 31, 2019
Anydata [Member]        
Purchase commitment $ 3,100,000   $ 3,100,000  
Quanta [Member]        
Purchase commitment 2,000,000   2,000,000  
Payment made for inventory 100,000   100,000  
Prepaid expense 49,580   49,580  
Administrative office, San Diego, CA [Member]        
Rent Expense $ 77,263 $ 69,345 $ 221,231 $ 208,035
Operating lease discount rate 4.00%   4.00%  
Administrative office, Korea [Member]        
Rent Expense $ 32,100 32,100 $ 96,300 96,300
Operating lease discount rate 2.80%   2.80%  
Corporate housing facility [Member]        
Rent Expense $ 2,146 $ 2,535 $ 6,667 $ 7,626