Concept: unit net value is the net asset value of each fund share, an indicator of fund performance and the transaction price of open-end funds; The cumulative net value of the fund unit is the sum of the net value of the fund unit and the cumulative dividend amount of the unit since the establishment of the fund, which reflects all the expected returns since the establishment of the fund.

Calculation basis of net value: Since the prices of stocks and bonds held by the Fund will basically change every trading day, the unit net value will also change every trading day; Cumulative net value changes according to the change of unit net value, and cumulative net value is calculated according to unit net value.