证券之星消息，8月6日玻璃玻纤板块较上一交易日上涨0.71%，宏和科技领涨。当日上证指数报收于 3633.99，上涨0.45%。深证成指报收于11177.78，上涨0.64%。玻璃玻纤板块个股涨跌见下表： 从资金流向上来看，当日玻璃玻纤板块主力资金净流出4245.56万元，游资资金净流出1.1亿元，散户资金 净流入1.53亿元。玻璃玻纤板块个股资金流向见下表： | 代码 | 名称 | 主力净流入(元) | 主力净占比 游资净流入 (元) | | 游资净占比 散户净流入 (元) | | 散户净占比 | | --- | --- | --- | --- | --- | --- | --- | --- | | 603256 宏和科技 | | 1.32 Z | 10.47% | -5476.44万 | -4.34% | -7731.53万 | -6.13% | | 300196 | 长海股份 | 975.74万 | 7.35% | 209.69万 | 1.58% | -1185.43万 | -8.93% | | 301526 国际复材 | | 845.57万 | 1.96% | -748.41万 | -1.74% | ...

Market Overview - The Shanghai Composite Index closed at 3602.13 points, with a gain of 0.53% [1] - The total trading volume of A-shares reached 10185.93 billion yuan [1] Technical Analysis - A total of 29 A-shares experienced a death cross between the 5-day and 10-day moving averages today [1] - Notable stocks with significant distance between their 5-day and 10-day moving averages include: - Xiongdi Technology: 5-day MA down by 1.70% from the 10-day MA [1] - Sanwei Xinan: 5-day MA down by 1.11% from the 10-day MA [1] - Jinling Sports: 5-day MA down by 1.10% from the 10-day MA [1] Individual Stock Performance - Xiongdi Technology (300546): Today's change -0.23%, latest price 26.47 yuan, 5-day MA 27.31 yuan, 10-day MA 27.78 yuan [1] - Sanwei Xinan (688489): Today's change -0.80%, latest price 39.85 yuan, 5-day MA 40.62 yuan, 10-day MA 41.08 yuan [1] - Jinling Sports (300651): Today's change +0.89%, latest price 21.48 yuan, 5-day MA 23.82 yuan, 10-day MA 24.09 yuan [1] - Other notable stocks include: - Huanrui Century (000892): Today's change -0.86%, latest price 4.59 yuan [1] - Junshi Biological (688180): Today's change +0.45%, latest price 37.83 yuan [1] - Yihau New Materials (301176): Today's change -1.64%, latest price 30.65 yuan [1] Additional Stock Data - Other stocks with notable performance include: - Guanghe Technology (001389): Today's change -2.81%, latest price 62.20 yuan [1] - Kehua Data (002335): Today's change -2.13%, latest price 41.44 yuan [1] - ST Ruihe (002620): Today's change +0.26%, latest price 3.84 yuan [1] - The performance of these stocks indicates a mixed sentiment in the market, with some stocks showing declines while others remain stable or increase slightly [1][2]

从资金流向上来看，当日玻璃玻纤板块主力资金净流出2.73亿元，游资资金净流入3352.15万元，散户资 金净流入2.4亿元。玻璃玻纤板块个股资金流向见下表： | 代码 | 名称 | 收盘价 | 涨跌幅 | 成交量(手) | 成交额(元) | | | --- | --- | --- | --- | --- | --- | --- | | 603256 | 宏和科技 | 26.96 | 4.13% | 56.13万 | | 14.69 Z | | 002080 | 中材科技 | 27.75 | 2.25% | 44.52万 | | 12.25亿 | | 300196 | 长海股份 | 14.13 | 1.65% | ● 8.81万 | | 1.23亿 | | 002613 | 北玻股份 | 3.98 | 1.02% | ﯾﺎ ﮨﮯ 22.98万 | | 9074.04万 | | 605006 | 山东坡纤 | 7.44 | 0.95% | 8.93万 | | 6598.05万 | | 301526 | 国际复材 | 4.81 | 0.42% | 55.84万 | | 2.67亿 | | 600293 | 三峡新材 ...

Investment Rating - The report maintains an "Accumulate" rating for the construction materials industry [1] Core Views - The construction materials sector is experiencing weak demand, with the PMI showing a decline. The market is awaiting new policies to stimulate demand [4] - The report highlights that the cement market is facing challenges due to adverse weather conditions, leading to a low average shipment rate of less than 45% in key regions. However, the overall price decline has slowed down, indicating potential stabilization in the near term [11][18] - The report suggests that the supply-side consensus on self-discipline within the industry is strengthening, which may lead to better profitability compared to the previous year [11] - The report recommends focusing on cyclical industries that may benefit from policy support, particularly in cement and glass sectors, and highlights specific companies such as Huaxin Cement, Conch Cement, and others as potential investment opportunities [4][11] Summary by Sections 1. Industry Trends - The construction materials sector has seen a decline of 2.31% in the past week, underperforming against the Shanghai Composite Index [4] - The report notes that the cement price is currently at 339.7 RMB/ton, down 1.0 RMB/ton from the previous week and down 42.5 RMB/ton year-on-year [19][20] 2. Bulk Construction Materials Fundamentals and High-Frequency Data 2.1 Cement - The average cement shipment rate is reported at 44.7%, with a slight increase of 1.7 percentage points from the previous week, but a decrease of 2.0 percentage points year-on-year [26] - The report anticipates that cement prices will stabilize in the short term, despite current weak demand [11][18] 2.2 Glass - The average price of float glass is reported at 1295.3 RMB/ton, which is an increase of 56.7 RMB/ton from the previous week but a decrease of 175.7 RMB/ton year-on-year [4] - The report indicates that the glass industry is expected to see a supply-side contraction, which may improve the supply-demand balance in the short to medium term [14] 2.3 Fiberglass - The report highlights that the market for electronic fiberglass products is evolving, with a clear trend towards high-end products, which are expected to see increased penetration and value growth [12] - The profitability of ordinary fiberglass remains resilient, with ongoing demand in sectors like wind power and thermoplastics [12] 3. Industry Dynamics Tracking - The report discusses the impact of government policies aimed at stimulating domestic demand, particularly in the housing market, which is expected to improve the outlook for construction materials [15] - The report emphasizes the importance of companies that are exploring new business models and enhancing their supply chain efficiency [15]

证券之星消息，8月1日玻璃玻纤板块较上一交易日上涨0.02%，宏和科技领涨。当日上证指数报收于 3559.95，下跌0.37%。深证成指报收于10991.32，下跌0.17%。玻璃玻纤板块个股涨跌见下表： 从资金流向上来看，当日玻璃玻纤板块主力资金净流出2.62亿元，游资资金净流出1.17亿元，散户资金净 流入3.79亿元。玻璃玻纤板块个股资金流向见下表： | 代码 | 名称 | 主力净流入(元) | 主力净占比 游资净流入(元) | | 游资净占比 散户净流入(元) | | 散户净占比 | | --- | --- | --- | --- | --- | --- | --- | --- | | 603256 宏和科技 | | 4909.56万 | 7.99% | -2226.07万 | -3.62% | -2683.49万 | -4.37% | | 603601 再升科技 | | 2258.48万 | 7.13% | 1528.16万 | 4.82% | -3786.64万 | -11.95% | | 600293 | 三峡新材 | 771.82万 | 10.56% | 76.69万 | 1.05% | -8 ...

| 代码 | 名称 | 收盘价 | 涨跌幅 | 成交量(手) | 成交额(元) | | --- | --- | --- | --- | --- | --- | | 600293 | 三峡新材 | 3.05 | -3.48% | 37.31万 | 1.15亿 | | 600586 | 金晶科技 | 5.08 | -3.24% | 30.64万 | 1.57亿 | | 618009 | 耀皮玻璃 | 6.30 | -3.08% | 18.64万 | 1.19亿 | | 601636 | 旗滨隼町 | 6.22 | -2.96% | 68.55万 | 4.27亿 | | 000012 | 南 坡 A | 4.78 | -2.65% | 26.54万 | 1.28亿 | | 600176 | 中国巨石 | 12.39 | -2.36% | 35.71万 | 4.45 Z | | 600876 | 凯盛新能 | 10.79 | -2.26% | 5.99万 | 6512.98万 | | 300196 | 长海股份 | 13.85 | -2.05% | 17.63万 | 2.48亿 | | 002613 | 北玻股份 | ...

Industry Overview - Glass Fiber Electronic Cloth, also known as electronic cloth, is a high-performance fabric made from glass fiber, essential for the electronic information industry [1][8] - The demand for glass fiber electronic cloth in China is directly related to its status as a global PCB manufacturing center, driven by strong downstream applications such as consumer electronics, communication, automotive electronics, and AI computing [14][27] - The market size for glass fiber electronic cloth in China is projected to grow from 18.52 billion yuan in 2020 to 28.65 billion yuan in 2024 [14] Product Segmentation - Glass fiber electronic cloth can be categorized based on thickness into thick, thin, ultra-thin, and extremely thin types [4][5] - High-end products include ultra-thin cloth (thickness <28 micrometers) and super-thin cloth (28-35 micrometers), primarily used in high-end smartphones and IC substrates [5][7] - Different types of electronic cloth serve various applications, such as Low Dk/Df cloth for high-speed signal transmission and Low CTE cloth for advanced IC substrates [7][9] Technological Advancements - The industry is experiencing rapid technological iteration, with a focus on performance upgrades, material innovation, and process breakthroughs to meet the demands of high-frequency and high-speed applications in sectors like 5G and AI [11][29] - The transition from first-generation electronic cloth (Dk≈4.0) to third-generation quartz cloth (Dk<3.0) illustrates significant advancements in signal transmission capabilities [29] Market Dynamics - The global supply of electronic-grade glass fiber cloth is increasingly concentrated in China, with domestic companies accelerating the pace of high-end market localization [16][17] - Major players in the market include China Jushi, Owens Corning, and others, with significant production capacities being developed to meet rising demand [16][18] Company Performance - Honghe Technology, a key player in the industry, has seen fluctuations in revenue from 793 million yuan in 2021 to 780 million yuan in 2024, influenced by market conditions and competition [20][23] - The company has successfully developed ultra-thin and extremely thin cloth products, achieving international quality standards and gaining recognition from major global smartphone manufacturers [19][20] Future Trends - The market for glass fiber electronic cloth is expected to continue expanding, driven by the increasing demand for high-performance electronic materials in AI servers and advanced communication devices [27][28] - The shift towards high-end electronic cloth products, such as Low-Dk and Low-CTE materials, is anticipated to be a core growth driver in the coming years [27][29]

Investment Rating - The investment rating for the construction materials industry is "Positive" (maintained) [1] Core Views - The construction materials index increased by 8.20% in the week from July 21 to July 25, 2025, outperforming the CSI 300 index by 6.51 percentage points [4][13] - The construction materials sector has shown strong performance over the past three months, with an increase of 16.12%, and over the past year, it has risen by 28.09%, both outperforming the CSI 300 index [4][13] - The report highlights significant investment opportunities in the construction materials sector, particularly due to the commencement of major projects like the Yarlung Tsangpo River downstream hydropower project, which is expected to boost demand for related construction materials [3] Summary by Sections Market Overview - The construction materials index has outperformed the CSI 300 index by 6.51 percentage points this week, with a year-to-date increase of 28.09% compared to the CSI 300's 21.06% [4][13] - The average PE ratio for the construction materials sector is 29.88 times, ranking it 17th lowest among all A-share industries, while the PB ratio is 1.28 times, ranking it 7th lowest [20][23] Cement Sector - As of July 25, 2025, the average price of P.O 42.5 bulk cement is 275.19 RMB per ton, reflecting a 2.02% decrease from the previous period [25][27] - The clinker inventory ratio has increased to 69.07%, up by 1.83 percentage points [26] Glass Sector - The spot price of float glass has risen to 1255.79 RMB per ton, an increase of 3.41% [78] - The inventory of float glass has decreased by 4.05%, with a total of 53.34 million weight boxes as of July 25, 2025 [80][81] - The price of photovoltaic glass has slightly decreased to 115.63 RMB per weight box, down by 0.34% [85]

Investment Rating - The report provides a comprehensive valuation table for various companies in the building materials industry, indicating a range of price-to-earnings (PE) and price-to-book (PB) ratios for 2025E and 2026E [1] Core Insights - The report highlights the expected growth in net profit for several companies, with notable increases such as 90 million CNY for Conch Cement in 2025E and 100 million CNY in 2026E, reflecting a strong market position [1] - The PE ratios for the companies vary significantly, with Conch Cement at 15.3 for 2025E and 13.8 for 2026E, while companies like Jidong Cement show a much higher PE of 37.2 for 2025E [1] - The report emphasizes the valuation metrics, with companies like China National Building Material having a low PB ratio of 0.34, indicating potential undervaluation [1] Summary by Category Cement - Conch Cement has a total market value of 138.1 billion CNY, with projected net profits of 90 million CNY in 2025E and 100 million CNY in 2026E, and a PE of 15.3 for 2025E [1] - Huaxin Cement is valued at 31.9 billion CNY, with net profits expected to reach 25 million CNY in 2025E and 30 million CNY in 2026E, showing a PE of 12.7 for 2025E [1] - Other notable companies include Tianshan Shares with a market value of 43.1 billion CNY and projected net profits of 15 million CNY in 2025E [1] Consumer Building Materials - Rabbit Baby is projected to have net profits of 7.5 million CNY in 2025E and 8.5 million CNY in 2026E, with a PE of 11.2 for 2025E [1] - China Liansu is valued at 14.5 billion CNY, with expected net profits of 22 million CNY in 2025E and 24 million CNY in 2026E, showing a low PE of 6.6 for 2025E [1] Glass and Fiberglass - Shandong Pharmaceutical Glass has a market value of 15.1 billion CNY, with projected net profits of 10.5 million CNY in 2025E and 11.5 million CNY in 2026E, and a PE of 14.3 for 2025E [1] - China Jushi is valued at 51.5 billion CNY, with net profits expected to reach 35 million CNY in 2025E and 40 million CNY in 2026E, showing a PE of 14.7 for 2025E [1] New Materials - Zhongfu Shenying has a market value of 19.3 billion CNY, with projected net profits of 0.5 million CNY in 2025E and 1.5 million CNY in 2026E, reflecting a very high PE of 385.0 for 2025E [1] - Jilin Carbon Valley is valued at 8.5 billion CNY, with expected net profits of 1 million CNY in 2025E and 1.3 million CNY in 2026E, showing a PE of 85.0 for 2025E [1]

Group 1 - The rapid development of AI computing power is driving the upgrade of PCBs towards high-frequency and high-speed applications, leading to an explosion in demand for specialty electronic fabrics [3][5] - Specialty electronic fabrics are high-performance woven materials that optimize chemical composition and manufacturing processes to achieve specific electrical, thermal, or mechanical properties, supporting high-frequency signal transmission and reducing energy loss [3][10] - The market for AI/HPC server PCBs (excluding packaging substrates) is expected to grow at a CAGR of 32.5% from 2023 to 2028, significantly higher than other sectors [3][10] Group 2 - Low-DK electronic fabrics, characterized by low dielectric constant (DK) and low dielectric loss (DF), are crucial for AI servers and data center switches, enhancing signal efficiency in high-frequency environments [10][11] - The demand for Low-DK fabrics is projected to grow rapidly in 2024, driven by the transition to low-dielectric PCBs in AI server architectures and the global data center upgrade [10][11] - The global Low-DK electronic fabric market is expected to exceed $200 million by 2025 and reach $530 million by 2031, with a CAGR of 18.7% [11][16] Group 3 - Quartz fiber fabric (Q fabric), a high-performance material, is expected to see strong demand growth due to its application in advanced packaging technologies for AI hardware and data center switches [12][19] - The third-generation low-dielectric electronic fabric, Q fabric, utilizes high-purity silica to achieve ultra-low dielectric constant and loss, presenting significant technical barriers to mass production [12][19] - The core mission of Low-CTE electronic fabrics is to address thermal management issues in advanced chip packaging, with demand surging due to the explosive growth of AI computing power [19][20] Group 4 - Domestic manufacturers are accelerating capacity expansion in the specialty electronic fabric sector, responding to the growing demand from AI computing power upgrades [22][24] - Key suppliers of specialty electronic fabrics include Japanese, Taiwanese, and mainland Chinese companies, with domestic firms rapidly increasing production capabilities to meet market needs [22][24] - The competitive advantage of specialty electronic fabric suppliers lies in their ability to quickly innovate product performance and scale up production [22][24]