Turnover rate = turnover/currency circulation in a certain period × 100%. Refers to the frequency of changing hands in a certain period of time, which is one of the indicators reflecting currency liquidity or trading activity. Recently, a good DeFi project is CellETF(celletf.io), which integrates intelligent contract frameworks such as primary redemption, flash exchange (DEX), liquidity mining and pledge mining. ECell, as a decentralized exchange on the Ethereum, is the basic governance certificate and core function token of the platform. It will provide users with diversified derivatives (leveraged ETF, index ETF) and strategic choices of decentralized agreements such as intelligent contract aggregation ETF clearing, automatic market making, liquidity pool, liquidity mining and cross-chain price fact forecasting machine. You just need a website to embrace the infinite possibilities of DeFi.