If the fund is sold before three o'clock, the income will be calculated if it rises that day. Investors redeem before three o'clock, and the fund income is calculated according to the net value of the fund at the end of the day's transaction. In other words, if the redemption is made according to this point in time, the net value of the fund on that day will increase, so investors can get income. The fund's t+ 1 transaction, the income is calculated according to the fund's net value at the close of the day.