Thursday 01 Jan New Year's Day
Monday 16 Feb No Trading Tuesday 17 Feb Market opens only for Clearing & SettlementWednesday 18 Feb Lunar New Year's Eve
Thursday 19 Feb Spring Festival
Friday 20 Feb Spring FestivalSaturday 21 Feb Spring Festival
Sunday 22 Feb Spring Festival Monday 23 Feb Spring Festival Friday 27 Feb Adjusted HolidaySaturday 28 Feb Peace Memorial Day
Friday 03 Apr Adjusted HolidaySaturday 04 Apr Children's Day
Sunday 05 Apr Tomb-sweeping Day Monday 06 Apr Adjusted Holiday Friday 01 May Labor Day Friday 19 Jun Adjusted HolidaySaturday 20 Jun Dragon Boat Festival
Sunday 27 Sep Mid-autumn Festival Monday 28 Sep Adjusted Holiday Friday 09 Oct Adjusted HolidaySaturday 10 Oct National Day
Source: http://www.twse.com.tw/en/trading/trading_days.php