Whether etf raising period is worth buying can be judged from two aspects. The first aspect is whether the fund is a scarce target. If the fund is a scarce target, then the fund is worth buying, and the probability of obtaining income after purchase is relatively high. If the fund is not a scarce target, then investors can not buy it.

The second aspect is whether the fund is managed by a star fund manager. If the fund is managed by a star fund manager, then the fund is worth buying, and the probability of obtaining income after buying is relatively high. If the fund is not managed by a star fund manager, then investors can not buy it.