Everyone knows bitconnect, but nobody knows what is BitconnectX.
So, BitconnectX is an ICO that will launch on January 10th, 2018.
If you look closely to the X, you can see it is the same as Poloniex X.
Now, let's take a look at Bitconnect roadmap
May 2018 " Decentralized fiat exchange"
Maybe, BitconnectX will be a exchange platform.
Watch their progress here : https://bitconnectx.co/