Fund trading is bounded by 3 pm on the trading day. If you buy a fund before 3 pm on the trading day, the fund will be calculated according to its net value on the trading day, and the fund share will be determined on the second trading day. If you buy a fund after 3 pm on the trading day, the fund share will be calculated according to its net value on the second trading day, and the fund share will be determined on the third trading day.