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Construction in Progress (Tables)
12 Months Ended
Sep. 30, 2016
Schedule of Construction in Progress [Table Text Block]
      2015     2016  
  Construction in progress $ 13,009,922   $ 32,139,329  
  Prepayment for acquisition of property, plant and equipment   29,451     182,585  
  Carrying amount $ 13,039,373   $ 32,321,914