---
type: "Topics"
locale: "en"
url: "https://longbridge.com/en/topics/42750080.md"
description: "$Sandisk(SNDK.US)$Micron Tech(MU.US)$SK Hynix(SKHY.US)South Korea is an indispensable and crucial part of the upstream AI industry chain. Therefore, the Korean stock market led the global market crash. Reference: The scenario is similar, where many people borrowed money to leverage long positions and then got liquidated. On October 19, 1987, the Hang Seng Index plummeted by 11.2%. On October 20, 1987, it crashed another 33.33%. After a brief one-week rebound following November 5, the decline continued until hitting the lowest point on December 7, ending the downtrend. The 1987 stock market crash lasted 50 days, spanning 33 trading days."
datetime: "2026-07-17T03:04:04.000Z"
locales:
  - [en](https://longbridge.com/en/topics/42750080.md)
  - [zh-CN](https://longbridge.com/zh-CN/topics/42750080.md)
  - [zh-HK](https://longbridge.com/zh-HK/topics/42750080.md)
author: "[智商情商低的愚者](https://longbridge.com/en/profiles/13017516.md)"
---

# $Sandisk(SNDK.US)$Micron Tech(MU.US)$SK Hynix(SKHY…


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