If an investor chooses the Great Wall Fund, the currency fund that Yu'ebao connects to, then Yu'ebao will use the Great Wall Fund to calculate its income.

Yu'ebao is connected to multiple currency funds, and investors can change them. Currency funds are a type of fund. Currency funds invest in money market instruments, such as deposits, certificates of deposit, short-term bonds, central bank bills, etc.

Currency funds have the smallest risk among funds. Although they do not promise to protect capital, they will almost never incur losses.