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PREPAID EXPENSE AND OTHER CURRENT ASSETS
 12 Months Ended
Dec. 31, 2011
PREPAID EXPENSE AND OTHER CURRENT ASSETS

3. PREPAID EXPENSE AND OTHER CURRENT ASSETS

 

Prepaid expense and other current assets consist of the following:

 

     December 31,  
     2010      2011  

Spare parts

    $ 2,564,394       $ 3,166,462   

Prepaid Value added tax (“VAT”)

      —         5,399,839   

VAT Refundable

      1,843,131         1,002,186   

Prepaid insurance fee

      471,021         1,121,769   

Others

      116,629         461,886   
  

 

 

     

 

 

  

Total

    $ 4,995,175       $ 11,152,142