10. LEASE LIABILITIES-FINANCE AND OPERATING LEASE (Details) - USD ($)	Mar. 31, 2020	Dec. 31, 2019
Leases [Abstract]
Imputed interest rate on capital lease obligations	6.70%
Total capital lease obligations	$ 2,106,712	$ 2,104,278
Less: current portion	(230,190)	(198,506)
Capital lease obligations, net of current portion	$ 1,876,522	$ 1,905,772

Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal, through the balance sheet date and due to be paid more than one year (or one operating cycle, if longer) after the balance sheet date.

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
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Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 3: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Publisher FASB
-Name Accounting Standards Codification
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