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ACCOUNTS RECEIVABLE AND CUSTOMER DEPOSITS (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Dec. 31, 2018
Credit Loss, Additional Improvements [Abstract]          
DebtNotCollectible $ 71,262 $ 43,101 $ 103,262 $ 110,615  
Unbilled Receivables, Current $ 0   $ 0   $ 18,164