Thursday 3 Feb Lunar New Year's Day
Friday 4 Feb The second day of the Lunar New Year
Tuesday 5 Apr Ching Ming Festival
Friday 22 Apr Good Friday
Monday 25 Apr Easter Monday
Monday 2 May The day following Labour Day
Tuesday 10 May The Buddha's Birthday
Monday 6 Jun Tuen Ng Festival
Friday 1 Jul Hong Kong Special Administrative Region Establishment Day
Tuesday 13 Sep The day following Chinese Mid-Autumn Festival
Wednesday 5 Oct Chung Yeung Festival
Monday 26 Dec The first weekday after Christmas Day
Tuesday 27 Dec The second weekday after Christmas Day
Notes: There will be no afternoon trading session on the following business day:
2 February 2011 (Wednesday) - Eve of Lunar New Year
Source: http://www.hkex.com.hk/eng/prod/drprod/hkifo/tradcalend_1.htm