OKEx exchange is one of the top cryptocurrency exchanges by trade volume. It is the sister exchange of OKCoin, but it’s aimed at the more professional investing crowd.OKEx has a utility token known as OKB. In total, there are 1 billion OKB tokens produced. The company says 60% of those are given to OKEx users “for community building through marketing campaigns.” Every Friday, they give half of the service fees theOKEx has a utility token known as OKB. In total, there are 1 billion OKB tokens produced. The company says 60% of those are given to OKEx users “for community building through marketing campaigns.” Every Friday, they give half of the service fees they collect to OKB holders as a bonus. OKEx has a utility token known as OKB. In total, there are 1 billion OKB tokens produced. The company says 60% of those are given to OKEx users “for community building through marketing campaigns.” Every Friday, they give half of the service fees they collect to OKB holders as a bonus. OKEx has a utility token known as OKB. In total, there are 1 billion OKB tokens produced. The company says 60% of those are given to OKEx users “for community building through marketing campaigns.” Every Friday, they give half of the service fees they collect to OKB holders as a bonus. OKEx has a utility token known as OKB. In total, there are 1 billion OKB tokens produced. The company says 60% of those are given to OKEx users “for community building through marketing campaigns.” Every Friday, they give half of the service fees they collect to OKB holders as a bonus. OKEx has a utility token known as OKB. In total, there are 1 billion OKB tokens produced. The company says 60% of those are given to OKEx users “for community building through marketing campaigns.” Every Friday, they give half of the service fees they collect to OKB holders as a bonus. OKEx has a utility token known as OKB. In total, there are 1 billion OKB tokens produced. The company says 60% of those are given to OKEx users “for community building through marketing campaigns.” Every Friday, they give half of the service fees they collect to OKB holders as a bonus. y collect to OKB holders as a bonus. OKEx has a utility token known as OKB. In total, there are 1 billion OKB tokens produced. The company says 60% of those are given to OKEx users “for community building through marketing campaigns.” Every Friday, they give half of the service fees they collect to OKB holders as a bonus.