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INVENTORIES (Details) (USD $)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
INVENTORIES [Abstract]      
Raw materials $ 2,084,050 $ 976,374  
Work-in-process 4,666,821 5,759,153  
Finished goods 3,749,385 8,399,995  
Total 10,500,256 15,135,522  
Inventory write-down $ 29,905,734 $ 14,821,620 $ 14,252,701