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Trade Accounts Receivable, net (Tables)
9 Months Ended
Jun. 30, 2013
SCHEDULE OF TRADE ACCOUNTS RECEIVABLE [Table Text Block]
    September 30,     June 30,  

 

  2012     2013  

 

           

Trade accounts receivable

$ 107,781,638   $ 77,992,215  

Less: Allowance for doubtful accounts

  (33,244,428 )   (28,139,684 )

 

  74,537,210     49,852,531  

Bills receivable

  2,912,381     3,933,757  

 

$ 77,449,591   $ 53,786,288  
SCHEDULE OF ANALYSIS OF THE ALLOWANCE FOR DOUBTFUL ACCOUNTS [Table Text Block]
    Nine months ended  

 

  June 30, 2013  
       

Balance at October 1, 2012

$ 33,244,428  

Provision for the period

  8,614,643  

Reversal for the period

  (14,462,196 )

Foreign exchange adjustment

  742,809  

 

     

Balance at June 30, 2013

$ 28,139,684