--- 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.… ### Related Stocks - [AMKR.US](https://longbridge.com/en/quote/AMKR.US.md) - [01989.HK](https://longbridge.com/en/quote/01989.HK.md) - [001389.CN](https://longbridge.com/en/quote/001389.CN.md) - [03986.HK](https://longbridge.com/en/quote/03986.HK.md) - [603986.CN](https://longbridge.com/en/quote/603986.CN.md)