CBK is a ERC20-based utility token used on Cobak. Cobak is the largest app-based crypto platform with a DAU of 60,000, and cumulative app-download of 300,000. CBK token will serve (1) as an internal payment token used for payment for services, (2) as means to unlock non-monetary membership benefits on Cobak, (3) as a reward token for participating in and performing activities beneficial to the platform and community.