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LONG TERM BANK LOANS (Details) - USD ($)
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Debt Instrument [Line Items]    
Long-term bank loans $ 6,097,453 $ 0
Less: current portion 0 7,269,027
Long-term Debt [Member]    
Debt Instrument [Line Items]    
Long-term bank loans 6,097,453 0
Less: current portion 0 7,269,027
Long-term Debt [Member] | Due on August 28, 2022    
Debt Instrument [Line Items]    
Long-term bank loans $ 6,097,453 0
Annual rate 8.80%  
Repayment date Aug. 28, 2022  
Long-term Debt [Member] | Due on August 30, 2019    
Debt Instrument [Line Items]    
Long-term bank loans $ 0 $ 7,269,027
Annual rate 8.00%  
Repayment date Aug. 30, 2019