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Annual Report 2011 - QuamIR

Annual Report 2011 - QuamIR

Annual Report 2011 - QuamIR

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Notes to the Consolidated Financial StatementsFor the year ended 31 March <strong>2011</strong>27. Convertible Bonds (continued)The movement of the liability component of the convertible bonds for the year is set out below:HK$’000Initial recognition 65,559Interest expense (Note 8) 3,526Conversion during the year (Note 31(iii)) (22,013 )Liability component at 31 March 2010 47,072Interest expense (Note 8) 886Conversion during the year (Note 31(v)) (47,958 )Liability component at 31 March <strong>2011</strong> –The fair value of the equity component of the convertible bonds was determined by using Trinomial modelby reference to an independent professional valuation. The inputs into the model were as follows:Share priceHK$0.247Expected volatility (Note (i)) 92.63%Risk-free rate (Note (ii)) 1.73%Expected dividend yield 0%Notes:(i)The expected volatility was determined by using the historical volatility of the Company’s share price over the previous260 days.(ii)The risk-free interest rate was determined by reference to the yield of Hong Kong Exchange Fund Note.Sino Prosper State Gold Resources Holdings Limited96

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