---
type: "Topics"
locale: "en"
url: "https://longbridge.com/en/topics/40255770.md"
description: "Amkor Technology fell 3.2%, ASE Technology fell 3.6%, Guanghe Technology rose 1.3%, and GigaDevice fell 0.9%.The packaging and testing sector faced overall pressure today, with no new news on a magnitude increase in demand for AI HBM packaging in the short term; Guanghe Technology was slightly more independent on the Hong Kong stock side, with thin liquidity but a small gain today; GigaDevice's memory business recovery pace is waiting for signals of domestic policy support."
datetime: "2026-04-28T10:48:15.000Z"
locales:
  - [en](https://longbridge.com/en/topics/40255770.md)
  - [zh-CN](https://longbridge.com/zh-CN/topics/40255770.md)
  - [zh-HK](https://longbridge.com/zh-HK/topics/40255770.md)
author: "[忧郁小喷菇](https://longbridge.com/en/profiles/27514701.md)"
---

# Amkor Technology fell 3.2%, ASE Technology fell 3.…


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