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PREPAYMENT AND OTHER CURRENT ASSETS
6 Months Ended
Jun. 30, 2011
Prepayment and Other Current Assets [Abstract]  
Prepayment and Other Current Assets [Text Block]
3.
PREPAYMENT AND OTHER CURRENT ASSETS

Prepayment and other current assets consist of the following:

   
June 30,
   
December 31,
 
   
2011
   
2010
 
   
US$
   
US$
 
Advances to suppliers
    967,432       1,071,101  
Prepayment for equipment purchase
    7,764,415       3,444,636  
Other prepaid expenses
    809,737       785,088  
      9,541,584       5,300