Bisq exchange was launched back in 2014. At that time it was one of the first Decentralized Autonomous Organizations (or simply DAO). According to the founders of this exchange, one of the goals of Bisq network is to "keep the original spirit of Bitcoin alive".
ABCC is a Centralized cryptocurrency exchange based in Singapore. The exchange was launched in 2018. ABCC has 132 available trading pairs and 73 coins. Deposits are Free on the exchange. ABCC doesn't have Fiat deposits option. Margin trading option is not available on the exchange.