ACCOUNTS RECEIVABLE (Details) - USD ($)	Mar. 31, 2021	Dec. 31, 2020
Accounts Receivable, after Allowance for Credit Loss, Current [Abstract]
Accounts receivable trade	$ 13,593,869	$ 11,751,679
Allowance for doubtful accounts	(598,131)	(612,746)
Accounts receivable trade, net	$ 12,995,738	$ 11,138,933

Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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-Name Accounting Standards Codification
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Reference 3: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
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