The maximum retracement measures the maximum loss that investors may face in a certain period. The specific calculation method is: retracement at any historical point in the selected period, and the maximum yield retracement when the net product value reaches the lowest point. As shown in the figure below, the net value of both Fund A and Fund B increased by 20% over a period of time. Fund A grew steadily, with a maximum withdrawal of 0%, while Fund B fluctuated greatly, with a maximum withdrawal of (1.5-1.2)/1.5 = 20%. Although the net increase of the two funds is the same, the potential maximum loss risk of fund B is greater than that of fund A. ..