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SHARE OPTION PLANS (Tables)
12 Months Ended
Sep. 30, 2015
Disclosure Of Compensation Related Costs, Share-Based Payments [Abstract]  
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
A summary of the share option activity under the 2005, 2009 and 2014 Plans is as follows:
 
 
 
Tranche 5
 
Tranche 6
 
Tranche 7
 
Tranche 8
 
Tranche 9
 
Tranche 10
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Grant date
 
 
January 4,
2010
 
 
January 3,
2011
 
 
January 3,
2012
 
 
January 2,
2013
 
 
January 2,
2014
 
 
January 2,
2015
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Options outstanding as of October 1, 2013
 
 
120,000
 
 
115,000
 
 
365,000
 
 
360,000
 
 
-
 
 
-
 
Number of options granted
 
 
-
 
 
-
 
 
-
 
 
-
 
 
350,000
 
 
-
 
Options exercised
 
 
-
 
 
-
 
 
-
 
 
-
 
 
-
 
 
 
 
Options expired
 
 
-
 
 
 
 
 
-
 
 
-
 
 
-
 
 
-
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Options outstanding as of September 30, 2014
 
 
120,000
 
 
115,000
 
 
365,000
 
 
360,000
 
 
350,000
 
 
-
 
Number of options granted
 
 
-
 
 
-
 
 
-
 
 
 
 
 
 
 
 
195,000
 
Options cancelled/expired
 
 
(120,000)
 
 
-
 
 
(5,000)
 
 
(5,000)
 
 
(5,000)
 
 
-
 
Outstanding as of
 September 30, 2015
 
 
-
 
 
115,000
 
 
360,000
 
 
355,000
 
 
345,000
 
 
195,000
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Options vested and exercisable
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
At September 30, 2014
 
 
120,000
 
 
115,000
 
 
365,000
 
 
360,000
 
 
350,000
 
 
-
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
At September 30, 2015
 
 
-
 
 
115,000
 
 
360,000
 
 
355,000
 
 
345,000
 
 
195,000
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Weighted average fair value at the grant date (USD)
 
 
7.20
 
 
6.08
 
 
1.45
 
 
0.76
 
 
0.65
 
 
0.75
 
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
The fair value of each option granted is estimated on the date of grant using the Black-Scholes Option Pricing Model:
 
 
 
Tranche 5
 
 
Tranche 6
 
 
Tranche 7
 
 
Tranche 8
 
 
Tranche 9
 
 
Tranch 10
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Exercise price (US$)
 
 
12.23
 
 
 
10.84
 
 
 
2.55
 
 
 
1.44
 
 
 
1.27
 
 
 
1.48
 
Average risk-free interest rate
 
 
1.66
%
 
 
1.03
%
 
 
0.40
%
 
 
0.37
%
 
 
0.76
%
 
 
1.07
%
Expected option life (year)
 
 
3
 
 
 
3
 
 
 
3
 
 
 
3
 
 
 
3
 
 
 
3
 
Volatility rate
 
 
92.81
%
 
 
88.03
%
 
 
90.30
%
 
 
81.98
%
 
 
79.20
%
 
 
79.67
%
Dividend yield
 
 
-
 
 
 
-
 
 
 
-
 
 
 
-
 
 
 
-
 
 
 
-