Net value, also known as depreciation value, refers to the original value or replacement value of fixed assets after deducting accumulated depreciation. The calculation formula of net stock value is: total net stock value = company capital+statutory reserve fund+capital reserve fund+special reserve fund+accumulated surplus-accumulated loss; The net value of a fund unit refers to the current total net assets of the fund divided by the total share of the fund. Its calculation formula is: fund unit net value = total assets net value/fund share.