It is not terrible to have a high valuation. The terrible thing is that the companies behind it don't have good performance enough to digest this bubble. The overall trend of the stocks in these three sectors is very good, and their performance has always exceeded expectations, so at this time, they have good enough performance to digest this wave of high valuations. In other words, this bubble will not burst, and when the fund falls sharply, it is often just an adjustment. In the short term, this adjustment is necessary. This does not mean that the bubble has burst. When the bubble bursts, the unit net value of these funds will shrink sharply.
Therefore, the fund diving so much, indicating that this bubble has emerged. Only from the current situation, this bubble has no broken direction, and there is an upward trend. Then don't worry too much at this time. When the bubble is about to burst, there will be a risk warning. At this time, selling all of them is a way to avoid risks.