Founded in 2014, Poloniex, commonly known as P-Net, is one of the world's leading crypto-currency exchanges. Poloniex platform can trade a variety of coins.First, because the site has a very large user base. Poloniex has enjoyed a very fast-growing volume since its rival Cryptsy disappeared in 2016, especially after the Bubble Bubble in early 2017. Visits increased from 7 million a month in February 2017 to a monthly increase of 3,000 in May Million.Second, Poloniex has the friendliest mobile and computer-side trading interface because it is a pure digital currency exchange and can not use legal currency. You need to buy bitcoins elsewhere and then reload to Poloniex for trading.