BigONE exchange has recently completed upgrading from Neo Legacy to Neo N3. Users of the exchange are now able to deposit and withdraw NEO to and from the Neo N3 network. NEO/BTC and NEO/USDT markets are currently available.
BigONE joins CEX.IO, Gate.io, Huobi, and OKEx as the exchanges currently supporting Neo N3.
The announcement can be found at the link below: