Fold Up: When the net value of the parent fund, namely 16063 1 reaches 1.5 yuan, fold up.

Discount: When the net value of Grade B fund, namely 150228, reaches 0.25 yuan, it will be discounted downwards.

Since the net value of share B is calculated by subtracting the net value of share A from the net value of the parent fund, according to the net value of the previous July 28th, the net value of the parent fund is 0.889 yuan, and the net value of share A is 65,438+0.065,438+06 yuan. If converted, the net value of the parent fund will drop by about 28.8% to 0.633 yuan.