Core Viewpoint - Changfei Fiber Optics (601869) stock has experienced significant volatility, with a notable increase of over 8% in early trading, reaching a historical high of 62 HKD, driven by market interest in fiber optic products related to data centers, particularly hollow core fibers [1] Company Summary - Changfei Fiber Optics has acknowledged the recent abnormal trading fluctuations and noted the heightened market attention towards fiber optic products for data centers, especially hollow core fibers [1] - The demand for fiber optic cables related to data centers currently represents a small proportion of the total global demand for fiber optic cables [1] - Hollow core fibers are considered cutting-edge products in the industry, but their application is still in the early stages, lacking scale sales and stable pricing and profit levels [1] - The hollow core fiber business has not yet had a significant impact on the company's financial data [1] Industry Summary - Aijian Securities has highlighted the strong performance advantages of hollow core fibers in the data center sector, suggesting that they are likely to benefit from long-term investments in data center infrastructure [1] - Changfei Fiber Optics possesses the necessary raw materials and manufacturing technology for hollow core fibers, with individual fiber lengths exceeding 20 kilometers and polarization mode dispersion control at an internationally leading level [1] - The company has set multiple world records in the commercial application of hollow core fibers in collaboration with the three major telecom operators [1]

Core Viewpoint - Changfei Fiber Optics (06869) has seen its stock price rise over 8%, reaching a historical high of 62 HKD, driven by increased market interest in fiber optic products related to data centers, particularly hollow core fibers [1] Company Summary - The company has noted unusual stock trading fluctuations and acknowledged the growing attention on fiber optic products for data centers, especially hollow core fibers [1] - Currently, fiber optic products related to data centers represent a small proportion of global demand, and hollow core fibers are still in the early stages of application without established sales, pricing, or profit levels [1] - The hollow core fiber business has not yet significantly impacted the company's financial data [1] Industry Summary - According to Aijian Securities, hollow core fibers have strong performance advantages in the data center sector and are expected to benefit from long-term investments in data center infrastructure [1] - Changfei Fiber Optics possesses the necessary raw materials and manufacturing technology for hollow core fibers, with single fiber lengths exceeding 20 kilometers and polarization mode dispersion control at an internationally leading level [1] - The company has set multiple world records in the commercial application of hollow core fibers in collaboration with the three major telecom operators [1]

Group 1 - The communication equipment sector showed strong performance at the beginning of trading, with several companies reaching new highs [1] - Companies such as Changfei Fiber, Dekor, and Dingxin Communications experienced significant price increases, with Dingxin Communications hitting the daily limit [1] - Other companies including Hengtong Optic, Tianfu Communication, Fenghuo Communication, Shijia Technology, and Changxin Bochuang also saw upward movement in their stock prices [1]

Market Performance - The main board led the gains with notable stocks such as Fenghuo Communication (+10.02%), Kesen Technology (+10.01%), and Guanghe Technology (+10.01) [1] - The ChiNext board saw significant increases with Anlian Ruishi (+19.99%), Guangku Technology (+15.00%), and Longyang Electronics (+10.26%) [1] - The Sci-Tech Innovation board was led by Dekeli (+20.00%), Huicheng Co. (+14.16%), and Zhongwei Company (+11.43%) [1] - Active sub-industries included SW Communication Cables and Accessories (+5.44%) and SW Semiconductor Equipment (+5.28%) [1] Domestic News - Shangle Electronics announced plans to acquire an 88.79% stake in Ligong Technology through its wholly-owned subsidiary, aiming for a "1+1>2" synergy effect to enhance competitiveness [1] - Xingchen Technology revealed that it has chips suitable for AI glasses already shipped to end customers and is in discussions with various clients [1] - Jiangbolong reported over 80 million units of its main control chips deployed by the end of July, with continued rapid growth expected [1] - Huawei's rotating chairman announced the launch timeline for its Ascend chips, with the Ascend 950PR expected in Q1 2026 [1] Company Announcements - Zhejiang Shusu Culture announced a cash dividend of 0.08 yuan per share, totaling approximately 101.45 million yuan [3] - Focus Technology declared a cash dividend of 6 yuan for every 10 shares, based on a total share capital of approximately 317.24 million shares [3] - Yake Technology announced a cash dividend of 3.20 yuan for every 10 shares, totaling around 152.30 million yuan [3] - Yunzhu Technology reported receiving government subsidies amounting to 20.12 million yuan [3] Overseas News - According to DigiTimes, NAND and DRAM contract prices are expected to rise by 15-20% in Q4 2025, driven by AI infrastructure and supply constraints [4] - Reports indicate that Apple plans to launch the "iPhone Ultra" foldable phone in H2 2026, with initial shipment targets between 7 million and 10 million units [4] - Meta launched the new generation of smart glasses, Meta Ray-Ban Display, featuring high-resolution displays for various functionalities [4] - Schaeffler's inverter brick, equipped with Rohm's SiC MOSFET, has begun mass production, supporting higher battery voltages for electric vehicles [4]

（编辑 任世碧） 证券日报网讯 9月18日晚间，长飞光纤发布公告称，公司股票于2025年9月16日至2025年9月18日连续三 个交易日收盘价格涨幅偏离值累计超过20%，属于股票交易异常波动情形；经公司自查，并向公司第一 大股东中国华信邮电科技有限公司发函询证，截至本公告披露日，不存在应披露而未披露的重大信息。 风险提示：公司股票价格2025年9月16日至2025年9月18日连续三个交易日收盘价格涨幅偏离值累计超过 20%，股价波动幅度较大。截至2025年9月18日，公司A股股票滚动市盈率约为141倍，存在市盈率过高 的风险。敬请广大投资者注意二级市场交易风险，理性决策，审慎投资。 ...

盘后数据显示，9月18日龙虎榜中，共35只个股出现了机构的身影，有21只股票呈现机构净买入，14只 股票呈现机构净卖出。当天机构净买入前三的股票分别是长盈精密、长飞光纤、华丰科技，净买入金额 分别是5.71亿元、2.57亿元、1.25亿元。当天机构净卖出前三的股票分别是三花智控、大智慧、山子高 科，净流出金额分别是3.45亿元、3.27亿元、1.62亿元。（第一财经） ...

| | 龙虎榜 09.18 | | | --- | --- | --- | | 证券简称 | 冒涨跌幅 | 机构净买入(万元) | | 长盈精密 | 9.04% | 57086.58 | | 长飞光纤 | 10.00% | 25722.82 | | 华丰科技 | 20.00% | 12487.24 | | 世嘉科技 | -7.21% | 10832.61 | | 和而泰 | 10.01% | 8978.06 | | 川润股份 | 9.99% | 6733.77 | | 广合科技 | 10.01% | 6480.29 | | 波长光电 | 7.24% | 6005.45 | | 凯迪股份 | 10.00% | 5386.48 | | 永鼎股份 | -8.20% | 4444.45 | | 露笑科技 | -1.94% | 3765.59 | | 利和兴 | 19.99% | 3760.99 | | 矽电股份 | 7.23% | 2847.13 | | --- | --- | --- | | 飞乐音响 | 9.99% | 2676.84 | | 银轮股份 | 0.23% | 2526.11 | | 德科立 | 20 ...

Group 1 - The company's A-share stock experienced a cumulative price deviation exceeding 20% from September 16 to September 18, 2025, indicating abnormal trading fluctuations [1] - In the first half of 2025, the global optical fiber and cable industry faced challenges such as insufficient demand in the telecom market and declining average prices [1] - The company reported total operating revenue of approximately RMB 6.384 billion in the first half of 2025, an increase of about 19.38% year-on-year, while net profit attributable to shareholders was approximately RMB 296 million, a decrease of about 21.71% year-on-year [1] Group 2 - The company noted a high market interest in optical fiber and cable products related to data centers, particularly hollow-core fibers, which are still in the early stages of application and have not yet formed stable sales or profit levels [2] - The hollow-core fiber business has not yet had a significant impact on the company's financial data [2] - As of September 18, 2025, the company's A-share stock rolling price-to-earnings ratio was approximately 141 times, indicating a risk of being overvalued [3]

Market Overview - The average stock price of A-shares is 13.49 yuan, with 165 stocks priced over 100 yuan as of September 18 [1] - The Shanghai Composite Index closed at 3831.66 points, down 1.15% [1] - Among stocks priced over 100 yuan, the highest closing price is for Kweichow Moutai at 1467.96 yuan, down 1.68% [1] Performance of High-Value Stocks - Stocks priced over 100 yuan had an average increase of 0.67%, outperforming the Shanghai Composite Index by 1.82 percentage points [1] - 77 stocks in this category increased in price today, while 88 stocks decreased [1] Recent Trends in High-Value Stocks - Over the past month, high-value stocks have averaged a 25.44% increase, compared to a 3.65% increase in the Shanghai Composite Index [2] - Notable performers include Haoen Automotive and Cambridge Technology, with increases of 171.60% and 164.53%, respectively [2] - Year-to-date, the average increase for these stocks is 98.96%, surpassing the Shanghai Composite Index's increase of 84.64% [2] New High-Value Stocks - Two stocks, Changfei Fiber and Huafeng Technology, have recently surpassed the 100 yuan mark, closing at 109.65 yuan and 106.21 yuan, with increases of 10.00% and 20.00%, respectively [2] Industry Distribution of High-Value Stocks - The electronics sector has the highest concentration of high-value stocks, with 53 stocks, accounting for 32.12% of the total [2] - Other significant sectors include machinery equipment with 20 stocks (12.12%) and computer technology with 19 stocks (11.52%) [2] Stock Market Composition - Among the high-value stocks, 40 are from the main board, 50 from the ChiNext board, 3 from the Beijing Stock Exchange, and 72 from the Sci-Tech Innovation Board, with the latter making up 43.64% of the total [2]

Core Viewpoint - The stock of Changfei Optical Fiber and Cable experienced significant price fluctuations, with a cumulative increase of over 20% from September 16 to September 18, 2025, prompting an investigation into abnormal trading behavior [1] Company Performance - In the first half of 2025, the company reported total revenue of approximately RMB 6.384 billion, representing a year-on-year increase of about 19.38% [1] - The net profit attributable to shareholders was approximately RMB 296 million, reflecting a year-on-year decline of about 21.71% [1] Market Conditions - The global optical fiber and cable industry continues to face challenges, including insufficient effective demand in the telecommunications market and declining average prices [1] - The demand for optical fiber and cable products related to data centers is currently low, with hollow-core fibers being an emerging product that has not yet achieved stable sales or profit levels [2] Stock Valuation - As of September 18, 2025, the company's A-share stock had a rolling price-to-earnings (P/E) ratio of approximately 141 times, indicating a potential risk of overvaluation [3]