The rate is basically proportional to the risk level of the fund. Generally speaking, the freight rate is the lowest, followed by debt base and stock base.
Before buying a fund, you must look at the rate structure and level of the fund you buy.
Take Alipay as an example, you need to check the fund rate and view it in the "Trading Rules" (product details page, drag and drop below).
There is no redemption fee for the money fund, only management fee, sales service fee and custody fee.