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Inventories (Tables)
9 Months Ended
Jun. 30, 2012
SCHEDULE OF INVENTORIES [Table Text Block]
      September 30,     June 30,  
      2011     2012  
               
  Raw materials $ 21,294,868   $ 19,825,840  
  Work-in-progress   9,366,491     13,495,121  
  Finished goods   43,605,308     38,167,566  
               
      74,266,667     71,488,527  
  Provision for obsolete inventories   (7,125,699 )   (11,494,498 )
               
    $ 67,140,968   $ 59,994,029