Both will do. If investors are not sure that the foundation will not go up, they can sell half of it first. If the fund continues to rise, they can sell half of it until the fund is all sold. If investors think that the probability of the subsequent decline of the fund is greater than the probability of the increase, they can sell it all.

The fund implements T+ 1 trading, and the share is confirmed on the second trading day of the day. Trading hours are: 9: 30am-1:30am from Monday to Friday, and1:30am in the afternoon-15: 00pm. Trading is not allowed on legal holidays.