The annual Christmas Eve and Christmas Day are coming. On December 24, 2019, Christmas Eve, the market opens at 9:00 am-closed at 5:00pm (that is, market closes 8 hours in advance). On December 25, 2019, Christmas Day, market will be closed all day. The market will be open as usual from December 26 (Thursday).
EXcoin reserves the final interpretation for this announcement.