As US Daylight Saving Time will end on 7 November 2021 (Sunday), the trading hours will be adjusted from 8 November 2021 HKT as follows:
Market Open: Monday 6:00am (HKT)
Market Close: Saturday 5:55am (HKT)
Daily Maintenance Hour: Tuesday to Saturday, 5:55am – 6:10am (HKT)