--- title: "Hong Kong stock movement: GIGADEVICE rises 15.12%, with new products and IPO restart providing dual benefits to boost performance significantly" type: "News" locale: "en" url: "https://longbridge.com/en/news/287017827.md" description: "GIGADEVICE rose by 15.12%; SMIC rose by 10.07%, with a transaction volume reaching HKD 16.3 billion; Hua Hong Semiconductor rose by 13.46%, with a transaction volume reaching HKD 6.132 billion; Montage Technology rose by 2.88%, with a transaction volume reaching HKD 1.955 billion; Biren Technology rose by 5.25%, with a market value reaching HKD 122.7 billion" datetime: "2026-05-20T06:42:02.000Z" locales: - [zh-CN](https://longbridge.com/zh-CN/news/287017827.md) - [en](https://longbridge.com/en/news/287017827.md) - [zh-HK](https://longbridge.com/zh-HK/news/287017827.md) --- # Hong Kong stock movement: GIGADEVICE rises 15.12%, with new products and IPO restart providing dual benefits to boost performance significantly **Hong Kong Stock Movement** GIGADEVICE rose 15.12%. Based on recent key news: 1. On May 19, GIGADEVICE launched three new three-phase brushless motor dedicated gate drivers, further expanding its motor driver chip portfolio, driving the stock price up. 2. On May 18, the news of ChangXin Technology restarting its IPO had an impact, with GIGADEVICE being one of its shareholders, leading to a significant rise in stock price. 3. On May 18, GIGADEVICE's first-quarter performance saw substantial growth, with operating revenue increasing by 119.38% year-on-year and net profit attributable to shareholders rising by 522.79%, boosting market confidence. The technology sector performed strongly overall, with noticeable capital inflow. **Stocks with High Trading Volume in the Industry** SMIC rose 10.07%. Based on recent key news: 1. On May 19, SMIC announced that it is more optimistic about its overall operational situation this year, mainly driven by demand for artificial intelligence. Morgan Stanley raised its target price to HKD 85, maintaining an overweight rating. Source: Zhitong Finance 2. On May 18, Citigroup upgraded SMIC's rating to Buy, stating that its performance exceeded expectations, supported by domestic substitution and a recovery in consumer electronics demand. Source: Zhitong Finance 3. On May 18, JP Morgan upgraded SMIC's rating from Underweight to Neutral, raising the target price to HKD 67 due to a broad range of price increases. Source: Zhitong Finance The semiconductor industry is driven by AI demand, with an optimistic outlook. Huahong Semiconductor rose 13.46%. Based on recent key news: 1. On May 19, Huahong Semiconductor announced its first-quarter 2026 performance, with revenue increasing by 22% year-on-year to USD 661 million, and gross margin rising to 13%. The company expects second-quarter revenue to reach USD 690-700 million, with a gross margin of 14%-16%. These performance results drove the stock price up. Source: Zhitong Finance 2. On May 18, Citigroup released a research report stating that Huahong Semiconductor benefits from the localization trend in China and demand for artificial intelligence, expecting product prices to rise by 10% to 15%. The Wuxi 12-inch wafer factory is expected to reach full capacity in the third quarter, driving order growth. Source: Zhitong Finance 3. On May 18, Citi raised Huahong Semiconductor's target price, believing it benefits from AI business growth and new product expansion, and that its valuation level should be above historical averages. Source: Zhitong Finance The semiconductor industry's demand is strong, with AI driving growth. Lattice Semiconductor rose 2.88%. Based on recent key news: 1. On May 19, JP Morgan increased its holdings in Lattice Semiconductor, showing confidence in the company's future development. JP Morgan purchased 24,200 shares, totaling approximately HKD 12.0211 million, raising its ownership ratio to 8.01%, which drove the stock price up. 2. On May 18, the company retained talent through equity incentives, with net profit increasing by 80.98% after excluding share-based payment expenses. This strategy enhanced market expectations for the company's continued growth, further supporting the rise in stock price On May 17, Lanqi Technology's cash flow performance was strong, with net cash inflow from operating activities significantly higher than net profit after deducting non-recurring items. In Q1 2026, net cash inflow from financing activities was HKD 7.145 billion, indicating the company's financial health and boosting investor confidence. The light asset model in the technology industry is gaining attention. **Stocks ranked among the top in industry market capitalization** Birun Technology rose by 5.25%. Based on recent key news: 1. On May 20, Zhitong Finance reported that Birun Technology rose over 5%, with China International Capital Corporation releasing a research report stating that it will benefit from the exponential growth in China's AI computing power demand. China International Capital Corporation predicts that Birun Technology will achieve a 137% compound annual growth rate in revenue from 2025 to 2028 and expects it to break even by 2027. Citi believes that China's computing power shortage will last at least until 2027, and Birun Technology is expected to benefit from the supply-demand imbalance and localization trend, standing out with its strong delivery capabilities. 2. On May 20, Jinshi Data reported that Wanda Information and Birun Technology signed an ecological cooperation framework agreement, focusing on the national strategy for "independent and controllable, safe and reliable" artificial intelligence development, to build a collaborative innovation system of "domestic computing power base + industry application scenarios." Both parties will focus on key AI-related projects such as smart government affairs, healthcare, smart cities, and intelligent computing centers, integrating advantageous resources to jointly explore the market. 3. On May 20, Zhitong Finance reported that Birun Technology's first-generation product BR10X has achieved large-scale deployment in government-led scenarios, with the next-generation BR20X series expected to complete tape-out in the third quarter of 2026. The company's long-term goal is to capture 10% of the market share in China's AI chip market. 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