PROPERTY AND EQUIPMENT, NET - Depreciation Expense (Details) - USD ($)	12 Months Ended
Dec. 31, 2020	Dec. 31, 2019
PROPERTY AND EQUIPMENT, NET
Depreciation expense	$ 149,836	$ 115,696

Amount of decrease in accumulated depreciation, depletion and amortization as a result of sale or disposal of property, plant and equipment.

No definition available.

Name:	us-gaap_AccumulatedDepreciationDepletionAndAmortizationSaleOfPropertyPlantAndEquipment1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration