--- title: "Hong Kong Stock Movement: Cambridge Technology's Performance Increased by 14.57% in Rebound, Market Overvaluation and Unlocking Pressure Raise Concerns" type: "News" locale: "en" url: "https://longbridge.com/en/news/284504741.md" description: "CIG rose 14.57%; Yangtze Optical Fibre and Cable Joint Stock Limited Company rose 2.38%, with a transaction amount reaching HKD 3.54 billion; BYD Electronics rose 1.37%, with a transaction amount reaching HKD 490 million; ZTE Corporation rose 1.55%, with a transaction amount reaching HKD 351 million; Feisuke Innovation fell 0.13%, with a market value of HKD 18.4 billion" datetime: "2026-04-29T06:21:51.000Z" locales: - [zh-CN](https://longbridge.com/zh-CN/news/284504741.md) - [en](https://longbridge.com/en/news/284504741.md) - [zh-HK](https://longbridge.com/zh-HK/news/284504741.md) --- # Hong Kong Stock Movement: Cambridge Technology's Performance Increased by 14.57% in Rebound, Market Overvaluation and Unlocking Pressure Raise Concerns **Hong Kong Stock Movement** CIG rose 14.57%. Based on recent key news: 1. On April 27, CIG announced its Q1 2026 performance, with operating revenue of 1.287 billion yuan, a year-on-year increase of 43.98%; net profit of 118 million yuan, a year-on-year increase of 276.44%. The growth in performance was mainly due to an increase in the shipment volume of core business products, driving the stock price up. Source: Jinshi Data 2. On April 27, CIG's Hong Kong stock surged sharply in the last trading hours, rising over 9%, after previously dropping more than 5%. Following the performance announcement, market expectations for the company's enhanced profitability drove the stock price up. Source: DoNews 3. On April 28, CIG's stock price opened lower but the decline narrowed, with trading volume significantly increasing. Despite substantial profit growth, the market still has concerns about the high valuation of the stock price in the short term and the pressure from the lifting of restrictions. Source: Economic Information Daily. The demand for optical module industry is strong, with significant market fluctuations. **Stocks with High Trading Volume in the Industry** Yangtze Optical Fibre and Cable rose 2.38%. Based on recent key news: 1. On April 27, Yangtze Optical Fibre and Cable had a large transaction amount exceeding 20 million Hong Kong dollars, indicating strong market interest in the stock, driving the price up. Data from Huigang Communications. 2. On April 27, ZTE's stock price fluctuations affected the overall performance of telecommunications equipment stocks, with Yangtze Optical Fibre and Cable benefiting from improved industry sentiment, resulting in a 10% increase in stock price. Data from Huigang Communications. 3. On April 26, a research report from Huatai Securities pointed out that the global optical fibre and cable market is experiencing a resonance of volume and price, and as an industry leader, Yangtze Optical Fibre and Cable has stronger bargaining power, driving the stock price up. Data from Huatai Securities. The optical fibre market demand is strong, extending the industry's prosperity cycle. BYD Electronics rose 1.37%. Based on recent key news: 1. On April 28, BYD Electronics announced its Q1 2026 performance, with revenue of 38.183 billion yuan, a year-on-year increase of 3.53%; however, the profit attributable to equity holders of the parent company was only 27.83 million yuan, a year-on-year decrease of 95.53%. The company explained that the significant decline in profit was mainly due to foreign exchange losses caused by exchange rate fluctuations, and changes in product structure also exerted certain pressure on overall gross margin and profit levels. Source: Zhitong Finance 2. On April 29, a Citigroup research report pointed out that BYD Electronics' first-quarter performance was below investor expectations, mainly affected by foreign exchange factors. The company expects that liquid cooling components and 800V high-voltage direct current automotive products will begin mass production in May to June and the fourth quarter of this year, respectively. Source: Citigroup 3. On April 29, a report from CLSA stated that BYD Electronics' business is facing short-term resistance due to rising memory prices impacting Android smartphone shipments. The company expects that liquid cooling components and 800V high-voltage direct current products will be mass-produced this year. Source: CLSA. The industry faces risks from exchange rate fluctuations and product structure adjustments ZTE Corporation rose by 1.55%. Based on recent key news: 4. On April 28, ZTE Corporation completed the 800G transmission capability verification in cooperation with Hengtong Optic-Electric, boosting market confidence. The project successfully achieved stable operation over a transmission distance of 300km, driving the stock price up. 5. On April 27, ZTE Corporation announced a 46.58% year-on-year decline in net profit for the first quarter, but revenue grew by 6.13%. Despite the profit decline, the revenue growth still boosted market sentiment, leading to a rebound in stock price. 6. On April 27, Goldman Sachs lowered ZTE Corporation's earnings forecast, reflecting a decline in gross margin. Nevertheless, the market remains optimistic about its computing power business growth and maintains a neutral rating. The telecommunications equipment industry is facing gross margin pressure. **Stocks ranked at the top of the industry by market capitalization** Feisuk Innovation fell by 0.13%. There has been no significant news recently; trading is active, and capital flow is evident. Considering the sector and industry trends, this stock shows significant volatility, and the specific reasons need further observation. no\_news ### Related Stocks - [06166.HK](https://longbridge.com/en/quote/06166.HK.md) - [06869.HK](https://longbridge.com/en/quote/06869.HK.md) - [00285.HK](https://longbridge.com/en/quote/00285.HK.md) - [00763.HK](https://longbridge.com/en/quote/00763.HK.md) - [03355.HK](https://longbridge.com/en/quote/03355.HK.md) ## Related News & Research - [CIG Shanghai Updates Final Dividend Details and Withholding Tax Arrangements](https://longbridge.com/en/news/286104126.md) - [CIG Shanghai Sets Final 2025 Dividend at RMB 0.28 Per Share](https://longbridge.com/en/news/284416405.md) - [Trump Dodges On Whether Violent Jan. 6 Rioters Should Get Payouts From New Fund](https://longbridge.com/en/news/286826873.md) - [Hisense Home Appliances Deploys RMB1.81 Billion into Chongqing Trust Wealth Products](https://longbridge.com/en/news/286888326.md) - [Strix Discloses Trust-Led Share Tender by Non-Executive Director](https://longbridge.com/en/news/286884952.md)