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Prepayments and Other Receivables (Tables)
 12 Months Ended
Sep. 30, 2013
SCHEDULE OF PREPAYMENTS AND OTHER RECEIVABLES [Table Text Block]
 

                                                           

 Note     2012     2013  
 

 

                
 

Prepayments for raw materials and others

     $ 4,458,058   $ 3,466,177  
 

Staff advances

       1,014,814     701,923  
 

Prepaid operating expenses

       1,176,592     292,049  
 

Advances to unrelated third parties

 (a)     -     1,169,798  
 

Advance to a related party

 (b)     -     885,052  
 

Consideration receivable (Note 8(b))

       -     6,483,507  
 

Net assets of BAK Canada held by trustee

 (c)     -     1,043,833  
 

Value added tax recoverable

       5,698,687     4,295,390  
 

Others

       1,099,867     1,409,029  
 

 

       13,448,018     19,746,758  
 

Less: Allowance for doubtful accounts

       (1,305,329 )   (1,980,914 )
 

 

     $ 12,142,689   $ 17,765,844  
SCHEDULE OF ANALYSIS OF ALLOWANCE FOR DOUBTUFL ACCOUNTS FOR OTHER RECEIVABLES [Table Text Block]
      2012     2013  
               
  Balance at beginning of year $ 694,587   $ 1,305,329  
  Provision for the year   594,956     1,100,035  
  Recovery for the year   -     (466,617 )
  Foreign exchange adjustment   15,786     42,167  
  Balance at end of year $ 1,305,329   $ 1,980,914