YFTT is a new generation of Defi cross-chain aggregator platform, which realizes multi-currency pledge and lending. It has made a new upgrade on the original single contract chain of YFI. The platform aggregation supports USDT, TRX, DZI, USDJ, JST, SUN, etc. A variety of ecological currency pledges and loans, when users deposit, the platform will automatically allocate funds to the agreement with the highest current income. Then YFTT will give the user a proof of equity called YToken, through which the user can withdraw the tokens he originally deposited and the corresponding income.