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".
OKX was launched in 2017 in Belize by OKEX Technology Company Limited. It was announced in 2018, that the platform was going to open headquarters in Malta, in order to have an opportunity to provide service for users in over 100 countries.