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OTHER ACCRUED LIABILITIES (Details) (USD $)
Mar. 31, 2013
Dec. 31, 2012
OTHER ACCRUED LIABILITIES    
Prepayments from customers $ 976,843 $ 1,400,740
Accrued property taxes 115,221  
Accrued professional fees 185,469 162,969
Other accrued expenses 220,555 101,961
Other accrued liabilities $ 1,498,088 $ 1,665,670