Choose oversold stocks in the straight flush:
1, point analysis, stage statistics, and then double-click the one with a dark red line below the navigation bar (there is a data download prompt, and clicking Download will be better) to display the start and end time.
2. Select the time you want, and then click OK.
3. Click Add above to display it.
4. Click Rise again, that is, during this period, arrange the stocks according to decline.