ACCOUNTS RECEIVABLE (Tables)

12 Months Ended

Dec. 31, 2020

ACCOUNTS RECEIVABLE

Schedule of Accounts Receivable

	December 31,
	2020		2019
Accounts receivable	$	52,040,963	$	73,797,773
Less: allowance for doubtful accounts		(1,489,171)		(1,253,571)
Accounts receivable, net	$	50,551,792	$	72,544,202

Schedule of Allowance for Doubtful Accounts

	December 31,
	2020		2019
Beginning balance	$	1,253,571	$	939,535
Provision for doubtful accounts		235,600		314,036
Ending balance	$	1,489,171	$	1,253,571