Core Viewpoint - The report from GF Securities indicates a significant increase in the price of G.652.D single-mode optical fibers in the Chinese market, with projections suggesting prices will exceed 40 yuan per core kilometer by January 2026, marking a seven-year high [1] Industry Summary - As of the report date, shares of Changfei Optical Fiber and Cable (06869.HK) rose by 10.42%, Huiju Technology (01729.HK) increased by 6.49%, and Cambridge Technology (06166.HK) saw a rise of 2.33% [1] - The average price of G.652.D single-mode optical fibers is expected to surpass 40 yuan per core kilometer, with some manufacturers quoting prices as high as 50 yuan per core kilometer [1] - In January, the market price for single-mode optical fibers experienced a month-on-month increase of over 75% [1]

Core Viewpoint - The South Korean Trade Commission has made a final affirmative ruling on anti-dumping measures against single-mode optical fibers originating from China, recommending a five-year anti-dumping duty of 43.35% on specific Chinese companies and other manufacturers/exporters [1]. Group 1: Anti-Dumping Investigation - On March 7, 2025, South Korea initiated an anti-dumping investigation on single-mode optical fibers from China, with the investigation period set from July 1, 2023, to June 30, 2024, and the damage investigation period from January 1, 2021, to December 31, 2024 [2]. - On September 19, 2025, South Korea's Ministry of Economy and Finance decided to impose a temporary anti-dumping duty on the involved Chinese products for a period of four months [2]. - The temporary anti-dumping duty was extended by two months on December 30, 2025, changing the duration from four months to six months, now set from September 19, 2025, to March 18, 2026 [2]. Group 2: Affected Companies - The companies affected by the anti-dumping duties include Hengtong Optic-Electric Co., Ltd., Yangtze Optical Fibre and Cable Joint Stock Limited Company, and Hangzhou Jinxingtong Optical Fiber Technology Co., Ltd., along with other Chinese manufacturers/exporters [1]. - The products under investigation fall under South Korea's tax code 9001.10.0000, excluding low-loss fiber bundles, cables, and single-mode optical fibers specified as G.652.D primarily used for optical devices [1].

Group 1 - Southbound funds net bought Hong Kong stocks worth 4.816 billion HKD on February 11 [1] - Notable net purchases included Tencent Holdings at 735 million HKD, Zijin Mining International at 191 million HKD, Meituan-W at 162 million HKD, Pop Mart at 144 million HKD, and CNOOC at 122 million HKD [1] - Significant net sales were observed in Alibaba-W at 520 million HKD, SMIC at 390 million HKD, China Life at 246 million HKD, Yangtze Optical Fibre at 159 million HKD, and Xiaomi Group-W at 100 million HKD [1]

Core Viewpoint - The report from GF Securities indicates a significant increase in the price of G.652.D single-mode optical fibers in China, with prices exceeding 40 yuan per core kilometer in January 2026, marking a nearly seven-year high, driven by strong demand from both data centers and telecommunications sectors [1] Demand Side - The demand for optical fibers and cables is rapidly increasing due to the growth of data centers and special products, with a notable recovery in telecommunications demand [2] - AI data center demand is driving both volume and price increases for optical fibers and cables, with applications in data center ScaleOut scenarios leading to growth in transmission channels and fiber counts [2] - The ongoing Russia-Ukraine conflict is generating substantial demand for fiber optic drones, with deployment expected by mid-2024, further boosting demand [2][3] Supply Side - The production capacity of optical fiber preforms remains high, but AI and special products are encroaching on traditional G.652.D fiber capacity [4] - The majority of global optical fiber preform capacity is controlled by leading domestic, Japanese, and American manufacturers, and current production levels are at full capacity, making it difficult to alleviate supply constraints in the short term [4] - The introduction of high-value products like G.657.A1 and G.657.A2 fibers is expected to further strain traditional fiber production capacity, as these products share production lines with G.652.D fibers but have higher technical demands [4] Investment Recommendations - The report suggests focusing on the optical fiber and cable sector due to improving supply-demand dynamics and the potential for high-value product development [4] - Companies such as Yangtze Optical Fibre and Cable (601869.SH), Hengtong Optic-Electric (600487.SH), Zhongtian Technology (600522.SH), and FiberHome Technologies (600498.SH) are highlighted as key players to watch in this sector [5]

Core Viewpoint - The company has observed a growing demand for new types of optical fiber and cable products related to data centers, alongside developments in overseas competitors and fluctuations in fiber prices in the telecom market [1] Group 1: Market Demand and Product Offering - The proportion of optical fiber and cable products used for internal and interconnection in data centers is currently small compared to the total global market demand [1] - Overall demand from domestic and international customers for optical fiber and cable products in the telecom market remains stable [1] Group 2: Price Fluctuations and Business Impact - The impact of product price fluctuations on the company's future performance needs to be assessed in conjunction with future market conditions and the company's business situation [1] - The company is currently not engaged in CPO (Co-Packaged Optics) related business [1]

Summary of Key Points Industry Involved - The document pertains to the optical fiber industry, specifically focusing on single-mode optical fibers produced in China [1]. Core Points and Arguments - On January 22, 2026, the Korea Trade Commission issued a final ruling on anti-dumping measures against single-mode optical fibers originating from China [1]. - The ruling suggests that the Ministry of Economy and Finance of South Korea impose a five-year anti-dumping duty on specific Chinese companies, including: - Hengtong Optic-Electric Co., Ltd. and its affiliates - Yangtze Optical Fibre and Cable Joint Stock Limited Company and its affiliates - Hangzhou Jinxingtong Optical Fiber Technology Co., Ltd. and its affiliates - Other Chinese manufacturers/exporters [1]. - The proposed anti-dumping duty rate is set at 43.35% for the mentioned companies [1]. Other Important Content - The case involves products under South Korea's tax code 9001.10.0000, excluding low-loss fiber bundles, cables, and single-mode optical fibers specified as G.652.D, which are primarily used for optical equipment [2].

Summary of Conference Call on Optical Fiber and Cable Industry Industry Overview - The optical fiber and cable industry is experiencing a significant price increase, with companies like Corning seeing an 8% rise over two days, and domestic firms such as Yangtze Optical Fibre and Cable (A+H), Hengtong, and Zhongtian also reaching three-year highs [1][3]. Core Insights and Arguments - The demand for optical fibers and cables is robust, with the market for 652D and 657 fiber types showing rapid price changes, indicating a hot market [3][5]. - Data center demand is expected to drive substantial growth in overall optical fiber demand over the next few years, with the 657A1/A2 types currently in short supply in overseas markets [5]. - The optical fiber and cable industry is showing signs of recovery, with prices having doubled from their lows, indicating significant profit elasticity [5][10]. - Telecom bidding trends confirm a high price trend, reinforcing expectations for further price increases and profit elasticity [5]. - AI is driving increased demand for optical fibers, with a shift in production capacity towards AI and specialty fibers, as well as the introduction of high-value products like hollow-core fibers [5]. Additional Important Points - The demand for G657 optical fibers is growing significantly, particularly in North America, where price increases are expected to be stronger [6]. - Domestic manufacturers are presented with opportunities to expand into overseas markets due to supply shortages from foreign companies like Corning and Fujikura [7]. - Overall capacity utilization among overseas manufacturers is high, while domestic manufacturers are managing their capacity well, with new production lines taking approximately 1.5 to 2 years to ramp up [8]. - The overall supply-demand dynamics are improving, with sustained demand likely to lead to continued price increases and better profit margins [9]. - The optical communication sector is poised for significant profit increases, especially with the gradual industrialization of hollow-core fibers [10]. - Key companies to watch in this sector include Hengtong, Zhongtian Technology, Yangtze Optical Fibre, FiberHome, and Tongding Interconnection [11].

Group 1 - Jia Mei Packaging announced that its stock price has significantly deviated from its fundamental value, with a price increase of 567.11% from December 17, 2025, to February 10, 2026, indicating potential market overheating and irrational speculation risks [1] - The stock has been under close monitoring by the Shenzhen Stock Exchange, and the company may apply for a trading suspension if the stock price continues to rise abnormally [1] - The latest stock price for Jia Mei Packaging is reported at 30.42 CNY per share, with a total market capitalization of 33.353 billion CNY [3] Group 2 - Hengdian Film and Television reported that its stock price has experienced severe abnormal fluctuations, with a cumulative price deviation of 100% over 10 consecutive trading days from January 28 to February 10, 2026 [4] - The company warned of potential risks associated with market overheating and irrational speculation, as the stock price has significantly diverged from its fundamental value [4] - The latest stock price for Hengdian Film and Television is 40.41 CNY per share, with a total market capitalization of 25.628 billion CNY [5] Group 3 - Changfei Optical Fiber announced that its stock price has deviated significantly, with a cumulative price increase of over 20% from February 6 to February 10, 2026, qualifying as an abnormal trading fluctuation [7] - The company confirmed that there are no undisclosed significant information as of the announcement date [8] - The latest stock price for Changfei Optical Fiber has surpassed 200 CNY per share, with a cumulative increase of nearly 90% over the past 12 trading days [11]

Group 1 - Jia Mei Packaging (002969) disclosed a stock trading risk warning, stating that the company's fundamentals have not changed significantly, but the stock price has deviated severely from its fundamentals, indicating risks of market sentiment overheating and irrational speculation [3] - From December 17, 2025, to February 10, 2026, the stock price increased by 567.11%, with multiple instances of abnormal trading fluctuations [3] - The company has conducted trading suspensions for verification on January 7 and January 26, 2026, and announced the results on January 12 and February 2, 2026, respectively [3] Group 2 - Hengdian Film's total share capital is 634 million shares, with the controlling shareholder and its concerted parties holding 560 million shares, accounting for 88.3002% of the total share capital, indicating a small remaining external circulation and potential for irrational speculation [6] - The company's AI short drama business is still in the investment and production stage, with uncertainties regarding market acceptance and profitability, and it has not yet generated related revenue [6] - In the secondary market, Hengdian Film has achieved 7 limit-up trading days in the last 9 trading days, with the latest stock price at 40.41 yuan per share, giving it a total market value of 25.63 billion yuan [6] Group 3 - The company has noted a recent increase in demand for new optical fiber and cable products related to computing power data centers, as well as attention to the business progress of overseas peers and fluctuations in optical fiber prices in the telecommunications market [8] - The quantity of optical fiber and cable products used for data center interconnections currently represents a small proportion of total global market demand, while overall demand for telecommunications market products remains stable [8] - As of February 10, the stock price of Changfei Optical Fiber hit a new limit-up, closing at 211.48 yuan per share [8]

Group 1: Company Announcements - Changfei Fiber currently does not engage in CPO-related business [1] - GCL-Poly Energy lacks production capacity for "space photovoltaic" products [1] - Zhongke High-tech plans to invest 145 million yuan in a new PCB drill pin project with an annual capacity of 30 million units [1] - Samsung Medical's wholly-owned subsidiary is expected to win a bid for a 321 million yuan project from Southern Power Grid [1] - Solar Energy's subsidiary intends to acquire 100% equity of Jinhua Windling [1] - SMIC expects a net profit of 1.223 billion yuan for Q4 2025, a year-on-year increase of 23.2% [2] - Kying Network has conducted its first buyback of 2.061 million shares [1] - Runbei Aerospace's controlling shareholder plans to reduce its stake by up to 3% [1] - Zhen'an Technology plans to raise no more than 740 million yuan through a private placement [1] - Jiangsu New Energy intends to issue convertible bonds to raise no more than 1.24 billion yuan [1] Group 2: Investment Projects - Kangda New Materials' subsidiary plans to invest in a project with an annual output of 30,000 tons of polyarylether [1] - China Shipbuilding Industry Corporation plans to build a comprehensive materials park [1] - Dong'a Ejiao intends to invest 1.485 billion yuan in a health consumer goods industrial park [1] - Hongda Co., Ltd. plans to invest approximately 71.43 million yuan in a 110kV power transmission and transformation project [1] Group 3: Share Buybacks and Reductions - Kying Network has executed its first buyback of 2.061 million shares [3] - Huasen Pharmaceutical's Liu Xiaoying plans to reduce her stake by up to 3% [3] - Wushang Group's Dazi Yintai plans to reduce its stake by up to 3% [3] - Runbei Aerospace's controlling shareholder plans to reduce its stake by up to 3% [3]