Core Viewpoint - Changfei Fiber has recently gained attention in the market for its hollow-core fiber products, particularly in relation to data centers, although this new business has not yet significantly impacted the company's financial data [3][4]. Group 1: Company Overview - Changfei Fiber is a leading global provider of optical fiber preforms, optical fibers, optical cables, and integrated solutions, producing a wide range of standard optical fiber preforms, optical fibers, and cables widely used in the telecommunications industry [3]. - The company reported a revenue of 6.384 billion yuan in the first half of 2025, representing a year-on-year increase of 19.37%, while the net profit attributable to shareholders was 296 million yuan, a decrease of 21.69% [5]. Group 2: Hollow-Core Fiber Technology - In March 2023, Changfei Fiber announced a significant research achievement with its hollow-core fiber, achieving a minimum loss of 0.05 dB/km and a single fiber length exceeding 20 kilometers, which is the lowest reported attenuation globally [4]. - Hollow-core fiber technology is considered a disruptive innovation in next-generation optical communications, with a signal transmission speed approximately 47% faster than conventional fibers and a latency reduction of about 31% [4]. - The hollow-core fiber is expected to break existing capacity bottlenecks in high-capacity, long-distance systems such as submarine communication networks and power communication networks due to its low attenuation and nonlinearity [4]. Group 3: Market Context and Future Prospects - The demand for optical fiber and cable products related to data centers currently represents a small proportion of the global market, and hollow-core fiber applications are still in the early stages without stable pricing or profit levels [5]. - Recent developments in the industry, such as NVIDIA's launch of the Spectrum-XGS Ethernet technology, are expected to drive the accelerated application of hollow-core fiber in data center interconnect (DCI) scenarios [6]. - The demand for hollow-core fiber is anticipated to grow rapidly as DCI connection needs increase and Ethernet technology penetrates long-distance transmission [6].

长飞光纤发布异动公告称，公司注意到近期市场对算力数据中心相关光纤光缆产品，尤其是空芯光纤关 注度较高。与数据中心相关的光纤光缆产品占全球光纤光缆需求总量的比例较小，其中，空芯光纤作为 行业前沿产品，其应用目前仍处于早期阶段，尚未形成规模销售、尚未形成稳定的价格及利润水平，而 后续业务发展也有待于产业链的进一步成熟。目前，空芯光纤相关业务尚未对公司财务数据产生明显影 响，敬请广大投资者注意投资风险，理性决策，审慎投资。 ...

Core Viewpoint - The company has noted increased market attention on optical fiber and cable products related to computing data centers, particularly hollow-core fibers, which are still in the early stages of application and have not yet formed stable sales, pricing, or profit levels [1] Group 1: Market Attention - There is a high level of interest in optical fiber and cable products associated with data centers, especially hollow-core fibers [1] - The demand for optical fiber and cable products related to data centers constitutes a small proportion of the total global demand for optical fibers and cables [1] Group 2: Business Development - Hollow-core fiber, as a cutting-edge product, is still in its early application phase and has not yet achieved scale sales [1] - The future business development of hollow-core fibers depends on the further maturity of the industry chain [1] Group 3: Financial Impact - Currently, the hollow-core fiber-related business has not had a significant impact on the company's financial data [1] - Investors are advised to be aware of investment risks and to make rational decisions [1]

Core Viewpoint - The stock of Changfei Optical Fiber Co., Ltd. experienced an abnormal trading fluctuation, with a cumulative closing price increase of over 20% from July 28 to July 30, 2025, prompting the company to clarify its operational status and confirm no undisclosed significant information [2][4]. Group 1: Stock Trading Abnormality - The company's stock price increased by over 20% in three consecutive trading days, which is classified as an abnormal trading fluctuation according to the Shanghai Stock Exchange rules [2][4]. - The company conducted a self-examination and confirmed that there are no undisclosed significant matters affecting the stock price, including major asset restructuring or significant transactions [6][8]. Group 2: Operational Performance - The company reported that its daily operations are normal, but the global optical fiber and cable market continues to face weak demand and declining average prices [5]. - For the fiscal year 2024, the company recorded an operating revenue of approximately RMB 12.197 billion, a year-on-year decrease of about 8.65%, and a net profit attributable to shareholders of approximately RMB 676 million, down approximately 47.91% year-on-year [5]. Group 3: Market Sentiment and Product Focus - There has been increased market attention on optical fiber and cable products related to computing power data centers, particularly on hollow-core fibers, although their market share remains small [7]. - The application of hollow-core fibers is still in the early stages, lacking stable sales and profit levels, and has not yet significantly impacted the company's financial data [8].

Group 1 - The company's stock experienced an abnormal trading fluctuation, with a cumulative price deviation exceeding 20% from July 28 to July 30, 2025 [1][4] - The company's operational performance remains normal, but the global fiber optic cable market is facing weak demand and declining average prices, leading to a revenue decrease of approximately 8.65% year-on-year to about RMB 12.197 billion in 2024 [1][2] - The net profit attributable to shareholders for 2024 is approximately RMB 676 million, representing a year-on-year decline of about 47.91% [1][2] Group 2 - The company confirmed that there are no significant undisclosed matters affecting the stock's trading fluctuations, including major asset restructuring or significant business collaborations [2][3] - Recent market interest has been noted in fiber optic products related to data centers, particularly hollow-core fibers, although these products currently represent a small portion of global demand and are still in early-stage applications [2] - The company’s board of directors has stated that there are no undisclosed matters that could significantly impact the stock price, and previous disclosures do not require correction or supplementation [3]

Core Viewpoint - The stock of Changfei Optical Fiber and Cable (06869.HK) experienced significant price fluctuations, with a cumulative increase of over 20% in three consecutive trading days, indicating abnormal trading conditions [1] Company Summary - The company reported that its daily operations are normal despite the ongoing challenges in the global optical fiber and cable market, which has been facing weak demand and declining average prices since 2024 [1] - For the fiscal year 2024, the company's revenue is projected to be approximately RMB 12.197 billion, representing a year-on-year decline of about 8.65% [1] - The net profit attributable to shareholders for 2024 is expected to be around RMB 676 million, reflecting a significant year-on-year decrease of approximately 47.91% [1] Industry Summary - There is a growing market interest in optical fiber and cable products related to computing data centers, particularly in hollow-core fibers, although these products currently represent a small proportion of total global demand [1] - Hollow-core fibers are considered cutting-edge products, but their application is still in the early stages, lacking large-scale sales and stable pricing and profit levels [1] - The transition from early testing to large-scale commercial use of hollow-core fibers requires further maturation of the product and supply chain, and the related business has not yet had a significant impact on the company's financial data, with future developments remaining uncertain [1]

Core Viewpoint - Changfei Fiber Optics (601869) and its subsidiary Changfei Cable (06869) experienced a significant stock price fluctuation, with a cumulative increase of over 20% from July 28 to July 30, 2025, triggering abnormal trading conditions as per Shanghai Stock Exchange regulations [1] Company Summary - The company conducted a self-examination and confirmed, through inquiries to its largest shareholder, China Huaxin Postal Technology Co., Ltd., that there are no undisclosed significant information as of the announcement date [1] - The company noted a rising market interest in optical fiber and cable products related to computing power data centers, particularly in hollow-core fiber optics [1] - Products related to data centers constitute a small proportion of the total global demand for optical fibers and cables, with hollow-core fiber optics still in the early stages of application and lacking stable sales, pricing, and profit levels [1] Industry Summary - The transition from early trial validation to large-scale commercialization of hollow-core fiber optics requires further maturity in both the product and the supply chain [1] - Currently, the related business has not significantly impacted the company's financial data, and future developments remain uncertain [1]

Core Viewpoint - The company has observed a rising market interest in optical fiber and cable products related to data centers, particularly in hollow-core fibers, which are still in the early stages of application and have not yet achieved scale sales or stable pricing and profit levels [1] Industry Summary - The demand for optical fiber and cable products related to data centers constitutes a small proportion of the total global demand for optical fibers and cables [1] - Hollow-core fibers are considered a cutting-edge product in the industry, but their commercial use is still in the nascent phase, requiring further maturation of the product and supply chain [1] - The current business related to hollow-core fibers has not yet had a significant impact on the company's financial data, and there is uncertainty regarding future developments in this area [1]

Core Viewpoint - The company has noted a recent increase in market attention towards optical fiber and cable products related to computing data centers, particularly hollow-core fibers [1] Industry Summary - Products related to data centers account for a small proportion of the total global demand for optical fibers and cables [1] - Hollow-core fibers are considered a cutting-edge product in the industry, but their application is still in the early stages [1] - There has not yet been a formation of large-scale sales, stable pricing, or profit levels for hollow-core fibers [1] - The transition from early trials to large-scale commercial use requires further maturity of the product and supply chain [1] - The current related business has not significantly impacted the company's financial data, and future developments remain uncertain [1]

Core Viewpoint - *ST Yushun's stock price has experienced significant volatility, leading to a suspension of trading for verification, with a notable increase of 204.18% from 4.51 CNY to 14.54 CNY between March 31 and May 20, 2025 [2][4][5] Group 1: Stock Price Movement - The stock price surged from 4.51 CNY to 14.54 CNY, marking a cumulative increase of 204.18% [2][4] - The stock recorded 22 out of 25 trading days with price increases, indicating abnormal trading activity [4][5] - The company has been suspended from trading since May 21, 2025, for a period not exceeding three trading days due to the unusual price fluctuations [2][4] Group 2: Valuation Metrics - The company's current static P/E ratio is 38.22, and the P/B ratio is 17.58, which are significantly higher than those of comparable companies [5][6] - Among comparable companies, the highest P/B ratio is 12.11 for OFILM, while the lowest is 1.65 for Jingwei Huikai [5] Group 3: M&A Activity - The company is planning a major asset restructuring involving the acquisition of 100% equity in three data center companies, which is expected to transform its business model [6][7] - The restructuring announcement on April 22, 2025, coincided with the stock price increase, suggesting potential speculative trading [6][8] - The restructuring is still in the planning stage and faces uncertainties, including the need for further negotiations and approvals [7][8] Group 4: Financial Health and Risks - As of the end of Q1 2025, the company reported cash reserves of 14.50 million CNY and total liabilities of 155 million CNY, indicating potential financial strain [7][8] - The target companies involved in the acquisition have significant debt, which could impact the future profitability of *ST Yushun [7][8] - The company faces a risk of delisting due to poor financial performance, with a reported revenue of 22 million CNY and a net loss of 17.57 million CNY for 2024 [9]