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Unearned Revenue
 9 Months Ended 12 Months Ended
Sep. 30, 2021
Dec. 31, 2020
Unearned Revenue [Abstract]    
UNEARNED REVENUE
I.UNearned revenue:

 

Unearned revenue includes customer deposits and deferred revenue which represent prepayments from customers. At September 30, 2021 and December 31, 2020, the Company had unearned revenue totaling $620,842 and $564,227, respectively.

 

   Nine Months Ended
September 30,
2021		   Twelve Months Ended
December 31,
2020		 
Beginning Balance  $564,227   $362,951 
Revenue recognized   (27,075,116)   (37,752,173)
Amounts collected or invoiced   27,131,731    37,953,449 
Ending Balance  $620,842   $564,227 
J.UNearned revenue:

 

Unearned revenue includes customer deposits and deferred revenue which represent prepayments from customers.

  

   2020   2019 
Balance at January 1,  $362,951   $953,306 
Revenue recognized   (37,752,173)   (30,316,831)
Amounts collected or invoiced   37,953,449    29,726,476 
Balance at December 31,  $564,227   $362,951