ETF fund refers to an exchange-traded fund. It is an investment tool that can invest in a variety of assets such as stocks, bonds, futures, commodities, etc. It has the characteristics of low cost, high liquidity, diversity and other characteristics.

There are two main ways to invest in ETF funds: one is direct investment, that is, investors directly purchase ETF funds, hold ETF funds, and receive income regularly; the other is indirect investment, that is, investors invest by purchasing ETF funds

Portfolio, invest in ETF funds in the form of a portfolio to earn income.

There are two main ways to invest in ETF funds: one is direct investment, that is, investors directly purchase ETF funds, hold ETF funds, and receive income regularly; the other is indirect investment, that is, investors invest by purchasing ETF funds

Portfolio, invest in ETF funds in the form of a portfolio to earn income.

The direct investment method is relatively simple. Investors only need to purchase ETF funds on the exchange and then collect returns regularly.

The indirect investment method is more complicated. Investors need to choose a suitable ETF fund investment portfolio first, and then purchase the investment portfolio to obtain income.

The investment risk of ETF funds is also an important factor that investors need to consider. Since ETF funds invest in a wide variety of assets, investors need to choose a suitable ETF fund investment portfolio based on their own risk tolerance and investment goals to reduce investment risks.

In addition, investors also need to pay attention to the management fees of ETF funds and changes in the investment portfolio of ETF funds in order to adjust the investment portfolio in a timely manner to obtain better investment returns.

In short, ETF funds are an investment tool with the characteristics of low cost, high liquidity, diversity, etc. Investors can invest in ETF funds through direct investment or indirect investment to obtain income.

However, investors also need to choose a suitable ETF fund investment portfolio based on their own risk tolerance and investment goals to reduce investment risks, and pay attention to the management fees of ETF funds and changes in the ETF fund's investment portfolio to make timely adjustments.

investment portfolio to obtain better investment returns.