---
type: "Topics"
locale: "zh-HK"
url: "https://longbridge.com/zh-HK/topics/39719750.md"
description: "$Roundhill Memory ETF(DRAM.US)純正血統存儲 ETF 上線了？南方兩倍做多三星和海力士，終於迎來替代了，也算是滿血存儲 ETF，應該比目前高波動磨損太高的南方兩倍要強，插眼一波，存儲如果再大跌一次，即可入場🏃‍♀️$南方兩倍做多三星(07747.HK)$南方兩倍做多海力士(07709.HK)"
datetime: "2026-04-03T20:18:42.000Z"
locales:
  - [en](https://longbridge.com/en/topics/39719750.md)
  - [zh-CN](https://longbridge.com/zh-CN/topics/39719750.md)
  - [zh-HK](https://longbridge.com/zh-HK/topics/39719750.md)
author: "[呼噜噜壮仔](https://longbridge.com/zh-HK/profiles/13552510.md)"
---

# $Roundhill Memory ETF(DRAM.US)純正血統存儲 ETF 上線了？南方兩倍做…


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