Net dates are common in funds. General fund companies explain their income by publishing the net value of each trading day. Because of the changes in the market, the daily net value is different, and it is necessary to indicate which day's net value is. This date is the net value date. Fund net value generally refers to the fund unit net value. Its calculation method is to divide the total net assets of the current fund by the total share of the fund. The formula is: net value of fund unit = total net asset value of fund/fund share.

Net value, also known as depreciation value, refers to the original value or replacement value of fixed assets after deducting accumulated depreciation. Depreciation value reflects the existing value of fixed assets after wear and tear, as well as the actual amount of funds occupied; Compared with the original value of fixed assets, it shows the old and new degree of existing fixed assets and the general situation of its effectiveness in dealing with the people.