Refers to the benefits of regular fixed investment of funds: you don't have to bother to choose the timing of entering the market, you automatically buy less fund shares when you go up, and you automatically buy more fund shares when you go down, reducing the average cost. Of course, you can also buy less when the stock market rises, suspend the deduction for two periods without buying funds, and automatically terminate the fixed investment if you don't stop the deduction for three consecutive periods; You can also modify the fixed investment amount, reduce the amount and buy less fund shares, and even redeem some fund shares. Buy more when the market falls, modify the fixed investment amount of the fund, and increase the amount to buy more fund shares. You can get more benefits.