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ACCOUNTS RECEIVABLE
 12 Months Ended
Dec. 31, 2020
Receivables [Abstract]  
ACCOUNTS RECEIVABLE ACCOUNTS RECEIVABLE
Accounts receivable, net, consists of the following at December 31:
20202019
Accounts receivable trade$11,751,679 $12,540,553 
Allowance for doubtful accounts(612,746)(402,475)
Accounts receivable trade, net$11,138,933 $12,138,078