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Inventories
3 Months Ended
Jun. 30, 2011
Inventories [Text Block]

 

7.

Inventories


      June 30,     December 31,  
      2011     2010  
      (Unaudited)        
               
  Raw materials $ 3,617,077   $ 3,065,946  
  Work-in-progress   7,726,378     10,658,253  
  Finished goods   180,934     -  
               
      11,524,389     13,724,199  
  Allowance for obsolete inventories   (18,876 )   (18,509 )
               
    $ 11,505,513   $ 13,705,690  

No further allowance for obsolete inventories was recognized during the six months ended June 30, 2011 and 2010.