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Inventories
3 Months Ended
Dec. 31, 2011
Inventories [Text Block]

4.      Inventories, net

Inventories as of September 30, 2011 and December 31, 2011 consisted of the following:

      September 30,     December 31,  
      2011     2011  
  Raw materials $  21,294,868   $  19,781,767  
  Work-in-progress   9,366,491     9,783,302  
  Finished goods   43,605,308     32,818,407  
               
      74,266,667     62,383,476  
  Provision for obsolete inventories   (7,125,699 )   (6,890,459 )
               
    $  67,140,968   $  55,493,017  

Part of the Company’s inventories with carrying value of US$23,495,137 and US$23,788,379 as of September 30, 2011 and December 31, 2011, respectively, was pledged as collateral under certain loan agreements (see Note 7).