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OTHER ACCRUED LIABILITIES (Details) - USD ($)
Jun. 30, 2017
Dec. 31, 2016
OTHER ACCRUED LIABILITIES    
Prepayments from customers $ 457,398 $ 692,922
Accrued property taxes 242,050  
Accrued professional fees 127,808 266,747
Other accrued expenses 66,139 59,614
Other accrued liabilities $ 893,395 $ 1,019,283