Bitfinex is a Bitcoin exchange based in Hong Kong.
Bitcoin Trading
Bitfinex’s USD/BTC trading pair has average daily volume of 15,000 BTC, making it the largest USD/BTC exchange in the world.
Bitfinex is a popular exchange because of its liquidity and margin trading features. Additionally, many users prefer Bitfinex because it’s possible to start trading with cryptocurrency deposits without any verification.
Altcoin Trading
Bitfinex supports two altcoins: Ethereum and Litecoin. The exchange launched Litecoin trading in May 2013, and Ether trading in March 2016. Margin trading and BTC / USD pairs are available for both coins.