The investment income of QFII fund refers to the income that investors get by investing in QFII fund. The investment income of QFII fund can be obtained through dividends, rising stock prices and fund management fees. The investment income of QFII fund depends on the investor's investment portfolio, investment strategy, investment period and other factors.

There are many ways to invest in QFII funds, which can be divided into the following types:

1. Stock investment: QFII funds can invest in stocks in the A-share market to obtain dividends and gains from rising stock prices.

Second, bond investment: QFII funds can invest in the domestic bond market to obtain bond interest and bond price increase.

Third, futures investment: QFII funds can invest in the domestic futures market to obtain the benefits of rising futures prices.

4. Foreign exchange investment: QFII funds can invest in the foreign exchange market in order to obtain the benefits of rising foreign exchange prices.

Other investments: QFII funds can also invest in other financial products, such as funds, trusts and insurance. , in order to obtain income.

In a word, the investment income of QFII fund depends on the investor's investment portfolio, investment strategy, investment period and other factors. Investors can choose appropriate investment methods according to their own risk tolerance and investment objectives in order to obtain higher investment returns.