The CKB Coin is a cryptocurrency built on the Nervos Network. It is the native token of the Nervos Network and is used to pay transaction fees and rewards. It is also used to incentivize miners to secure the network. The CKB Coin has a fixed supply of 33 billion tokens, and it is mined using a hybrid consensus algorithm called Proof of Work & Proof of Stake. Miners use their computing power to process transactions and add new blocks to the Nervos blockchain, and they are rewarded with CKB Coins for their efforts.