Opening a fund position refers to the investment behavior of buying a fund for the first time. Fund positions are usually not completed at one time, and the opening period will last for a long time. Fund positions are generally held in the process of fund decline.

Fund lightening refers to the act of selling funds on the basis of holding funds. Fund lightening is generally carried out in the process of fund raising. After the fund rises, investors gain income, and lightening positions can guarantee part of the income first.