ETF funds are generally purchased through the secondary market in the market, that is, they can be purchased directly through stock software.

ETF Linked Fund is a fund with ETF as its investment target, which can replicate the trend of ETF funds by more than 90%. The income of ETF connection is closely related to ETF funds, but it does not have the characteristics of ETF funds, and the trading method is the same as that of ordinary open index funds.