OKB, associated with the OKEx cryptocurrency exchange, has a crucial role in the OKEx ecosystem. It offers a range of benefits to users. For example, holders of OKB can enjoy reduced trading fees on the OKEx platform, which incentivizes users to hold and use the token. OKEx has a diverse set of services, including spot trading, futures trading, and options trading. OKB serves as a link between these services and the users. It is also used in various promotional and reward programs. For instan...