?? ???:????????50??????
????:1?????vx:spa????????
2?????wx
3??????????????
4?????????????
5???????,??
????6????19?? ??????,6??19?????????,?????«??????????????????? ??»(?«?????????»)?«??????????????????»????,????????,??????????????,???????????????????ETF?????????,??????,????,??????“???????”?????????????????????ETF?????????ETF????????,????50???????????
??:???????