描述COZ is the first successful trading mining token. COZ was sensational token, investors in South Korea showed tremendous interest as soon as the token was listed all because of their innovative system and volume compare to 1st generation trading mining tokens. As a result, Coinzest became one of the top class cryptocurrency exchanges few months after they started the exchange service. The COZ token economy can be explained with PoT(Proof of Trading) and PoS(Proof of Stake) in other words mining and airdrop. So for the mining part individual gets COZ according to the transaction fee they paid for trading (PoT). The major difference from existing exchange tokens is that there is a daily limitation of minable amount. Amount of mining reward adopted trading contribution of each investor. (Trading contribution=one’s daily trade volume/total exchange trade volume) Recently most of the exchange tokens are following the COZ token’s token economy. Representative of Korean mining token COZ is being introduced all over the world, making its firm position with its value.