Seven-day return means that investors choose a period of seven days or a week to calculate the return, which is usually used in low-risk investments such as money funds. This calculation method usually reduces the original annualized income to a certain extent, but it also enables investors to better understand the short-term income, so as to better adjust their investment strategies and control risks.

For investors who need funds in the short term, the seven-day income is a very convenient choice. They can get a certain income in a short time without worrying about too long lock-in period or too long investment period. At the same time, the seven-day income also allows investors to manage their cash flow more flexibly.

It is worth noting that the seven-day income does not represent the actual income of long-term investment. Like any investment product, investors need to carefully consider their risk tolerance and investment objectives, and do a good job in asset allocation and risk control. For those investors who are eager for higher returns, they may need to consider a long-term investment strategy instead of putting all their money into a short-term seven-day money fund with high returns.