Yes, after the fund is closed, it means that the fund is open for operation and can buy funds at any time. T+ 1 of the Fund is traded, and the share will be confirmed on the second trading day. If it is bought after 3 pm on the trading day, the share confirmation date will be postponed for one trading day.
Investors should pay attention to the fact that the Fund can't make additional subscriptions during the closed period, because the Fund can't make any transactions during the closed period, and investors can only make transactions after the closed period.