I consider binance as the best, but their maintenance of more than 24 hours without warning ...
yes.I think binance also a good exchanger....just msintenance.
Admin update :Telegram
Jager (Binance):
Bi-hourly update #3
We are traveling steadily, trading is still estimated to recommence at 4am UTC 2018/02/09.
Thank you all for continuing to remain so patient and understanding.
Reminder: We will allow a 30-minute window where users are able to cancel orders prior to trading being re-opened.