问题将会出在ETF上，虎蹬山龙吸水改走cup & handl . 可嫩看看PDD，走完cup&handl 直接改成被吸水吸干了，

https://www.cnbc.com/2018/11/08/cramer-remix-why-etfs-can-be-dangerous-for-stocks-and-investors.html?__source=twitter%7Cmain