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COMMITMENTS AND CONTINGENCIES (Details) - USD ($)
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Capital commitments:      
Commitments outstanding for the purchase of property, plant and equipment $ 53,900,000    
Lease commitments:      
2020 90,565    
2021 90,318    
2022 23,864    
Total 204,747    
Lease expense $ 69,028 $ 38,633 $ 37,756