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ACCOUNTS RECEIVABLE AND CUSTOMER DEPOSITS (Details) - USD ($)
12 Months Ended
Dec. 01, 2019
Dec. 31, 2020
Dec. 31, 2019
Concentration Risk [Line Items]      
Bad debt expense $ 30,000 $ 140,465 $ 103,182
Accounts Receivable [Member]      
Concentration Risk [Line Items]      
Bad debt expense   $ 15,465