The price of open-end fund refers to the price at which fund holders buy or redeem fund shares from fund companies. Calculated by the net asset value of the fund unit plus or minus a certain handling fee. Fund income: Fund income refers to the value-added part of fund assets obtained by fund managers in securities investment activities, which mainly includes dividends, bonuses, bond interest, spreads on buying and selling securities, deposit interest and other income. The net income of the fund refers to the balance of the fund income after deducting the expenses that can be deducted from the fund income according to the relevant provisions of the state. Net income of fund: refers to the balance of fund income after deducting expenses that can be deducted from fund income according to relevant state regulations. Capital gains: the difference between buying and selling securities in the secondary market. Dividend reinvestment: reinvest investors' shares in the fund and convert them into corresponding fund shares. This is actually to convert the income to be distributed into new fund units with the same amount and distribute them to investors. Total assets of the fund: including the sum of the value of various securities purchased by the fund, the principal and interest of bank deposits and the value formed by other investments. Net asset value of the fund: refers to the value of the total asset value of the fund after deducting the expenses that can be deducted from the fund assets according to the relevant provisions of the state.