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Construction in Progress (Tables)
 6 Months Ended
Mar. 31, 2016
Schedule of Construction in Progress [Table Text Block]
    September 30,     March 31,  
    2015     2016  
Construction in progress $ 13,009,922   $ 16,242,021  
Prepayment for acquisition of property, plant and equipment   29,451     2,509,335  
Carrying amount $ 13,039,373   $ 18,751,356