Money market funds refer to funds that invest in short-term securities in the money market. The assets of the Fund are mainly invested in short-term monetary instruments, such as treasury bills, commercial paper, bank time deposit certificates, government short-term bonds, corporate bonds, interbank deposits and other short-term securities. Hedge funds originally refer to some funds, which not only hold long positions in high-quality securities in the investment market, but also hedge and reduce risks by combining short selling and financial derivatives trading. These risks include: market risk, financial risk and economic risk. Ordinary investors call such funds hedge funds to distinguish them from many traditional investment funds.