1, the factors affecting the change of the fund's net value must first understand the fund's investment portfolio. Equity funds mainly invest in the stock market, allocation funds mainly invest in stocks and bonds, and bond funds mainly invest in various bonds. The fluctuation of stock market and bond market will directly affect the change of fund net value.

2. The net value of a fund unit is the net asset value of each fund unit, which is equal to the balance of the total assets of the fund minus the total liabilities and then divided by the total number of unit shares issued by the fund. The subscription and redemption of open-end funds are carried out at this price. The transaction price of closed-end funds is the known market price at the time of trading; On the other hand, the unit transaction price of the open-end fund depends on the net asset value of the unit fund, which is unknown at the time of subscription and redemption (but it can be calculated after the market closes on the same day and announced on the next trading day).