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ALLOWANCES FOR DOUBTFUL RECEIVABLES (Details) (USD $)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Analysis of allowances for accounts receivable is as follows:      
Beginning of the year $ 1,592,467 $ 1,202,940   
Allowances made during the year 5,482,019 359,733 1,202,940
Foreign exchange effect 86,296 29,794   
Closing balance $ 7,160,782 $ 1,592,467 $ 1,202,940