Daily volumes of $2 million from one exchange are very significant volumes for one project. Verox consistently has large trading volumes.
CoinTiger is an Asian exchange, and cryptocurrencies are very popular there and a large number of traders work in Asia. That is why the trade volumes in Asia are so large.
CoinTiger was launched on 15 Nov 2017. It is located in Singapore. It is a biggest cryptocurrency exchange that has about 300K BTC everyday volumes.