Qcity is a cryptocurrency that is traded on the exchange like existing cryptocurrency, and Qcoin solves the problem of price volatility and the delay of payment time by maintaining a fixed value of 1:1 with each local currency. Qcity is a utility cryptocurrency that built on the Q-platform as a blockchain-based business platform and is used within the Q-platform to create separate trading vehicle called Qcoin. At the Q-platform, merchants will deposit Qcity into the deductible fund under the autonomous protocol and deposit transaction service fee will be paid by Qcity.