Who does not know Bittrex? everyone who plays crytocurrency must be familiar with this exchange, yes this is bittrex, the biggest crypto exchange for now, has a lot of famous coins / tokens and a very tight security system makes this exchange trusted by everyone, but because it must be kyc with verification that is tight for trading, making it difficult for some people to trade at Bittrex, but that can be plus and minus points, but this still makes Bittrex the biggest exchange to date