Hong Kong-based Bitfinex has introduced 12 new altcoins to its leading trading platform. All 12 coins are based on the Ethereum ERC20 protocol. The new coins were added to Bitfinex on April 7, 2018, with trading pairs in BTC, ETC and USD. The coins are as follows: Aion (AION). IOSToken (IOST).
Source: Bitfinex Adds 12 New ERC20 Tokens