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TRADE AND OTHER PAYABLES
12 Months Ended
May 31, 2020
Schedule Of Detailed Information About Trade And Others Payable [Abstract]  
TRADE AND OTHER PAYABLES
6.TRADE AND OTHER PAYABLES
  
   May 31  May 31 
   2020  2019 
 Trade payables and accrued liabilities$ 1,300,582 $ 1,126,982 
 

Payable on NuevaUnión acquisition (Note 4)

 

335,045

   
 

Lease liability

 

3,881

   
 

Taxes payable

 209,818  483,480 
  $ 1,849,326 $ 1,610,462