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Equity-settled donation expense (Tables) | 12 Months Ended
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Mar. 31, 2015
Equity-settled donation expense |
Schedule of fair value assumptions |
|  | Year ended March 31, |
|  | 2014 |
Risk-free interest rate (i) |  |  | 1.02 | %
Expected dividend yield (ii) |  |  | 0 | %
Expected life (years) (iii) |  |  | 4.00 |
Expected volatility (iv) |  |  | 37.2 | %
Discount for post-vesting sale restrictions (v) |  |  | 18.0% - 38.0 | %
(i) | Risk free interest rate is based on the yields of United States Treasury securities with maturities similar to the expected life of these options at the time of grant.
(ii) | Expected dividend is assumed to be 0% as the Company has no history or expectation of paying a dividend on its ordinary shares.
(iii) | Expected life of the options is based on management's estimate on timing of exercise.
(iv) | Expected volatility is assumed based on the historical volatility of the Company's comparable companies in the period equal to expected life of the options.
(v) | Discount for post-vesting sale restrictions applied on the underlying ordinary shares takes into consideration of the restriction on sales of two to eight years.

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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of share based awards other than stock options, including, but not limited to: (a) expected term of share awards and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References No definition available. + Details
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