Because the value of fund assets generally changes on the valuation date, enterprises should make corresponding accounting treatment for fund assets at the same time. In accounting practice, changes in the value of an enterprise's fund assets can be accounted for through the subject of "gains and losses from changes in fair value", which mainly accounts for gains or losses arising from changes in the fair value of trading financial assets, trading financial liabilities, investment real estate, derivatives and hedging business measured by the fair value model and should be included in the current profits and losses.