1- CoinBene
Volume $1,620,640,039 USD 259,999 BTC
2- Bit-Z
1,435,348,100 USD 230,272 BTC
3- OKEx
$1,055,886,350 USD 169,396 BTC
4- Binance
$1,051,047,251 USD 168,619 BTC
5- Huobi
$675,381,643 USD 108,351 BTC
Source Coinmarket