证券研究报告 | 行业周报 gszqdatemark 2025 05 18 年 月 日 建筑材料 预计需求延续旺季不旺，淡季不淡 2025 年 5 月 12 日至 5 月 16 日建筑材料板块（SW）下跌 0.49%，其中 水泥（SW）下跌 0.96%，玻璃制造（SW）下跌 0.88%，玻纤制造（SW） 上涨 2.01%，装修建材（SW）下跌 0.92%，本周建材板块相对沪深 300 超额收益-0.45%。本期建筑材料板块（SW）资金净流入额为 0.76 亿元。 【周数据总结和观点】 根据 wind 统计，2025 年 4 月地方政府债总发行量 6932.91 亿元，发行金 额同比 2024 年 4 月增长 101.6%，截至目前，2025 年一般债发行规模 0.65 万亿元，同比-0.04 万亿元，专项债发行规模 3.18 万亿元，同比+1.71 万亿元。化债下加码政府财政压力有望减轻，企业资产负债表也存在修复 的空间，市政工程类项目有望加快推进，市政管网及减隔震实物工作量有 望加快落地，关注龙泉股份、青龙管业、中国联塑、震安科技。玻璃需求 季节性环比改善，但供需仍有矛盾：2025 年后玻璃需求持续下滑，3 ...

Investment Rating - The report maintains a rating of "Buy" for several key stocks in the construction materials sector, including Puhua Co., China Jushi, Beixin Building Materials, and Yuhua Co. [8] Core Insights - The construction materials sector is experiencing a mixed demand environment, with seasonal demand not significantly boosting activity, leading to a decline in stock performance [1][13] - The report highlights a significant increase in local government bond issuance, which is expected to alleviate fiscal pressure and potentially accelerate municipal engineering projects [2] - The glass market is facing a supply-demand imbalance, with a marginal improvement in demand observed since March 2025, but overall demand is expected to decline post-2025 [2][35] - The cement industry is in a bottoming phase, with companies increasing production cuts to stabilize prices, while the fiber glass market shows signs of recovery due to rising demand in the wind power sector [2][3][18] Summary by Sections Cement Industry Tracking - As of May 16, 2025, the national cement price index is 374.69 CNY/ton, down 0.5% week-on-week, while cement output increased by 7.48% to 3.5835 million tons [3][18] - The cement market is characterized by strong infrastructure demand but weak residential construction demand, leading to a "price for volume" strategy [18] Glass Industry Tracking - The average price of float glass is 1306.73 CNY/ton, down 0.82% from the previous week, with inventory levels rising [35] - The market sentiment is pessimistic, with weak demand and declining prices affecting sales [35] Fiber Glass Industry Tracking - The fiber glass market is stabilizing after a price war, with demand from the wind power sector expected to increase significantly in 2025 [2][6] - The report recommends focusing on companies like China Jushi and Zhongcai Technology due to their growth potential [2] Other Construction Materials - The report emphasizes the importance of consumer building materials benefiting from favorable second-hand housing transactions and consumption stimulus policies [2] - Key stocks recommended include Beixin Building Materials and Weixing New Materials, with a focus on companies with strong growth potential [2][8]

Investment Rating - The investment rating for the construction materials industry is "Positive" (maintained) [1] Core Viewpoints - The central theme of the report emphasizes that the recent reduction in the reserve requirement ratio and interest rates by the central bank is expected to stabilize the real estate market, thereby creating investment opportunities in the construction materials sector. The measures aim to support rigid housing demand and alleviate the financial burden on homebuyers, which could lead to a recovery in construction materials demand [3][4]. Summary by Sections Market Overview - The construction materials index increased by 2.55% during the week of May 5 to May 9, outperforming the CSI 300 index by 0.55 percentage points. Over the past three months, the construction materials index rose by 1.77%, while the CSI 300 index fell by 1.88%, indicating a 3.65 percentage point outperformance [5][14]. - In the past year, the CSI 300 index increased by 4.91%, whereas the construction materials index decreased by 4.27%, resulting in a 9.18 percentage point underperformance [5][14]. Cement Sector - As of May 9, the average price of P.O42.5 bulk cement nationwide was 323.68 yuan/ton, reflecting a 2.75% decrease from the previous period. The clinker inventory ratio was 63.24%, down by 0.56 percentage points [7][24]. - Regional price trends showed mixed results, with Northeast China experiencing a 5.83% increase, while other regions like East China saw a decrease of 6.84% [24]. Glass Sector - The average price of float glass as of May 9 was 1319.00 yuan/ton, down by 0.90%. The inventory of float glass increased by 199 million weight boxes, marking a 3.54% rise [7][84]. - The average price of photovoltaic glass was 135.16 yuan/weight box, reflecting a 2.81% decrease [87]. Fiberglass Sector - The report highlights that the fiberglass sector is gaining attention, particularly in relation to applications in 5G communication and AI, with companies like China Jushi being recommended [4]. Consumer Building Materials - The report recommends several companies in the consumer building materials sector, including Sankeshu (for channel expansion) and Dongfang Yuhong (for waterproofing) [4]. Valuation Metrics - As of May 9, the average price-to-earnings (PE) ratio for the construction materials sector was 26.28 times, ranking it 17th lowest among all A-share industries. The price-to-book (PB) ratio was 1.11 times, ranking it 5th lowest [20][23].

证券研究报告 | 行业周报 gszqdatemark 2025 05 11 年 月 日 建筑材料 预计建材需求旺季不旺，淡季不淡 2025 年 5 月 6 日至 5 月 9 日建筑材料板块（SW）上涨 0.92%，其中水泥 （SW）上涨 0.57%，玻璃制造（SW）上涨 0.38%，玻纤制造（SW）下 跌 0.39%，装修建材（SW）上涨 1.85%，本周建材板块相对沪深 300 超 额收益-0.07%。本期建筑材料板块（SW）资金净流入额为-0.14 亿元。 【周数据总结和观点】 本周国新办发布会发布一揽子金融政策支持稳市场稳预期，总量方面，降 低存款准备金率 0.5 个百分点，下调政策利率 0.1 个百分点，地产方面， 降低个人住房公积金贷款利率 0.25 个百分点，5 年期以上首套房利率由 2.85%降至 2.6%，其他期限的利率同步调整，此外，会议还指出加快 出台与房地产发展新模式相适配的系列融资制度，助力持续巩固房地产市 场稳定态势。根据 wind 统计，2025 年 4 月地方政府债总发行量 6932.91 亿元，发行金额同比 2024 年 4 月增长 101.6%，截至目前，2025 年一般 债 ...

Investment Rating - The industry rating is "Outperform the Market" [8][68] Core Viewpoints - In April, the real estate sales heat has declined, but there are expectations for stronger policies in the future. The central bank's vice governor disclosed that personal housing loans increased by 220 billion yuan in Q1, which is over 200 billion yuan more than the previous year. Various cities have introduced new housing policies to support home purchases, indicating a proactive approach to stabilize the real estate market [3][13]. - Short-term factors include the emphasis on stabilizing the real estate sector during the April Politburo meeting, the urgency to expand domestic demand and promote investment amid escalating global trade tensions, and the gradual alleviation of risks associated with major real estate companies, which is beneficial for the building materials sector [3][13]. - Long-term factors suggest that the opening of the interest rate reduction channel in Europe and the US may provide more room for monetary and fiscal policies in China. The Politburo meeting in September 2024 explicitly stated the need to stabilize the real estate market, with expectations for policies such as lowering existing mortgage rates and transaction taxes to support demand [3][13]. Summary by Sections Recent High-frequency Data - As of April 30, 2025, the national average price of bulk P.O 42.5 cement is 395.2 yuan/ton, a decrease of 0.8% from last week, but a year-on-year increase of 13.0%. The average price of glass (5.00mm) is 1275.7 yuan/ton, down 0.2% from last week and down 25.2% year-on-year [4][22]. Sector Review - The Shanghai Composite Index fell by 0.49%, while the Shenzhen Composite Index remained unchanged. The building materials index dropped by 2.14%. Among sub-sectors, refractory materials increased by 1.61%, while cement manufacturing decreased by 2.25% [5][54]. Investment Recommendations - The report suggests focusing on three main lines for investment: 1. High-quality blue-chip stocks benefiting from stock renovation, such as Weixing New Materials, Beixin Building Materials, and Tubao [6]. 2. Undervalued stocks benefiting from the alleviation of B-end credit risks, such as Sankeshu, Dongfang Yuhong, and Jianlang Hardware [6]. 3. Leading cyclical building materials companies with bottoming fundamentals, such as Huaxin Cement, Conch Cement, China Jushi, and Qibin Group [6].

Investment Rating - The investment rating for the building materials industry is "Positive" (maintained) [1] Core Views - The recent Politburo meeting emphasized the need for proactive macro policies to stabilize the real estate market, which is expected to create investment opportunities in building materials [3] - The report highlights the importance of local government bond issuance and the acceleration of urban renewal actions to support the industry [3] - Recommendations for consumer building materials include companies like Sankeshu, Dongfang Yuhong, Weixing New Materials, and Jianlang Hardware, while beneficiaries include Beixin Building Materials [3] Market Performance - The building materials index increased by 0.22% in the week from April 21 to April 25, 2025, underperforming the CSI 300 index, which rose by 0.38% [4][13] - Over the past three months, the building materials index has risen by 3.00%, outperforming the CSI 300 index by 4.19% [4][13] - In the past year, the building materials index has increased by 2.03%, underperforming the CSI 300 index by 3.63% [4][13] Cement Sector - As of April 25, 2025, the average price of P.O42.5 bulk cement was 332.84 RMB/ton, a slight decrease of 0.03% [6][26] - The clinker inventory ratio reached 63.80%, an increase of 2.46 percentage points [6][26] - Regional price variations were noted, with Northeast prices increasing by 7.14% while prices in other regions like North China and South China saw declines [26][28] Glass Sector - The spot price of float glass remained stable at 1331.00 RMB/ton as of April 25, 2025, while the price of photovoltaic glass was 139.06 RMB/weight box, also stable [6][90] - The inventory of float glass decreased by 6,000 weight boxes, a decline of 0.11% [84][85] Fiberglass Sector - The report indicates a growing interest in the LowDk electronic cloth supply chain, which is primarily used in 5G communication and AI applications [3] - Recommendations for the fiberglass sector include China Jushi, with beneficiaries being Zhongcai Technology and Changhai Co [3] Valuation Metrics - The average PE ratio for the building materials sector is 27.25, ranking it 17th lowest among all A-share industries, while the PB ratio is 1.10, ranking it 5th lowest [21][24]

Investment Rating - The investment rating for the building materials industry is "Positive" (maintained) [1] Core Insights - The Politburo meeting emphasized the need for proactive macro policies to stabilize the real estate market, which is expected to create investment opportunities in building materials [3] - The building materials index increased by 0.22% in the week from April 21 to April 25, 2025, underperforming the CSI 300 index, which rose by 0.38% [4][13] - Over the past three months, the building materials index has outperformed the CSI 300 index by 4.19%, while over the past year, it has underperformed by 3.63% [4][17] Market Performance - The building materials index has shown a 3.00% increase over the last three months, while the CSI 300 index has decreased by 1.20% [4][13] - The average PE ratio for the building materials sector is 27.25, ranking it 17th lowest among all A-share industries, while the PB ratio is 1.10, ranking it 5th lowest [21][24] Cement Sector - As of April 25, 2025, the average price of P.O42.5 bulk cement is 332.84 CNY/ton, showing a slight decrease of 0.03% [26][28] - The clinker inventory ratio has increased to 63.80%, up by 2.46 percentage points [26][28] Glass Sector - The spot price of float glass remains stable at 1331.00 CNY/ton, while the futures price has decreased by 1.05% to 1128 CNY/ton [82][83] - The inventory of float glass has decreased by 0.11%, totaling 5,618 million weight boxes [84][85] Fiberglass Sector - The fiberglass market is seeing stable prices for alkali-free yarn, with various types priced between 3,800 to 6,700 CNY/ton [6][19] Consumer Building Materials - The price of asphalt is 4,390 CNY/ton, showing a week-on-week decrease of 1.13% [6] - The price of acrylic acid has increased by 5.26% week-on-week to 8,000 CNY/ton [6]

Investment Rating - The report maintains a rating of "Buy" for several key stocks in the construction materials sector, including Puhua Co., China Jushi, Beixin Building Materials, and Yuhua Co. [8] Core Insights - The construction materials sector has shown a slight increase of 1.27% from April 21 to April 25, 2025, with specific segments like glass manufacturing and fiberglass manufacturing performing well [1][12] - The report emphasizes the impact of second-hand housing transactions on the demand for building materials, suggesting a positive correlation with consumption stimulus policies [2] - The report highlights the ongoing challenges in the cement industry, with prices fluctuating around breakeven levels due to increased production cuts [3][17] - Seasonal improvements in glass demand are noted, but there are still supply-demand contradictions, particularly with expectations of declining demand post-2025 [2][28] - The report recommends focusing on companies with strong growth potential and solid performance, such as Puhua Co. and Yuhua Co. [2][8] Summary by Sections Cement Industry Tracking - As of April 25, 2025, the national cement price index is 388.22 CNY/ton, showing a slight decrease of 0.17% week-on-week [3][17] - The cement output reached 3.5205 million tons, an increase of 4.85% from the previous week, indicating some recovery in demand [3][17] - The report notes a current market structure of "infrastructure support, housing drag, and civil supplement," with short-term demand unlikely to see significant improvement [17] Glass Industry Tracking - The average price of float glass is 1331.75 CNY/ton, reflecting a week-on-week increase of 0.24% [28] - Inventory levels for raw glass in 13 provinces decreased by 60,000 boxes, indicating a slight improvement in demand [28] - The report anticipates price fluctuations in the short term due to stable supply and weak demand [28] Fiberglass Industry Tracking - The fiberglass market is experiencing a stabilization in prices, with the report suggesting that the price war has ended and prices are beginning to recover [2][6] - The demand for wind power fiberglass is expected to increase significantly in 2025, driven by a surge in installation capacity [2][6] Consumer Building Materials - The consumer building materials segment is benefiting from favorable second-hand housing transactions and consumption stimulus policies, with a recommendation for companies like Beixin Building Materials and Weixing New Materials [2][8] - The report indicates a weak recovery in demand for consumer building materials, with upstream raw material prices showing mixed trends [7]

Investment Rating - The report maintains a rating of "Buy" for several key stocks in the construction materials sector, including Puhua Co., China Jushi, Beixin Building Materials, and Yuhua Co. [8] Core Insights - The construction materials sector has shown a slight increase of 1.27% from April 21 to April 25, 2025, with specific segments like glass manufacturing and fiberglass manufacturing performing well [1][12] - The report emphasizes the impact of second-hand housing transactions on the demand for building materials, suggesting a positive correlation with consumption stimulus policies [2] - The report highlights the ongoing challenges in the cement industry, with prices fluctuating around break-even levels due to increased production cuts and a focus on cost advantages among leading firms [2][3] Summary by Sections Cement Industry Tracking - As of April 25, 2025, the national cement price index is 388.22 CNY/ton, showing a slight decrease of 0.17% week-on-week, while the cement output increased by 4.85% to 352.05 million tons [3][17] - The cement market is characterized by strong infrastructure demand but weak residential construction, leading to a challenging environment for cement producers [17][23] Glass Industry Tracking - The average price of float glass is 1331.75 CNY/ton, reflecting a week-on-week increase of 0.24%, with inventory levels showing a slight decrease [28][31] - The report notes a seasonal improvement in glass demand, although supply-demand imbalances persist, particularly with expectations of declining demand post-2025 [2][28] Fiberglass Industry Tracking - The fiberglass market is showing signs of recovery, with prices stabilizing after a period of decline, and demand from the wind power sector is expected to increase significantly in 2025 [2][6] - The report recommends focusing on companies like China Jushi and Zhongcai Technology due to their growth potential in the fiberglass market [2][8] Consumer Building Materials - The consumer building materials segment is experiencing a weak recovery, with prices of upstream raw materials like asphalt remaining stable [7] - The report suggests that consumer building materials will benefit from favorable second-hand housing transactions and consumption stimulus policies [2][7] Carbon Fiber Market - The carbon fiber market is stabilizing, with production rates improving and a slight increase in demand expected from sectors like wind energy and hydrogen storage [2][6] - The report highlights the importance of monitoring price stabilization in the context of economic recovery [2][6]

Group 1 - Yilida plans to repurchase shares worth 30 to 50 million yuan for employee stock ownership plans, with a maximum price of 6.5 yuan per share [1] - Yinglian shares two major shareholders plan to reduce their holdings by up to 5% [1][2] - Zhongbing Hongjian reports a net loss of 327 million yuan for 2024, with a revenue decline of 25.29% [2][3] Group 2 - Zhongke Electric reports a net profit increase of 626.56% for 2024, with a revenue growth of 13.72% [3][4] - Yong'an Futures reports a net profit decline of 21.07% for 2024, with a revenue decrease of 8.76% [5][6] - Yongjie New Materials reports a net profit increase of 34.28% for 2024, with a revenue growth of 24.71% [7][8] Group 3 - Xibu Securities reports a net profit increase of 20.38% for 2024, despite a revenue decline of 2.64% [9][10] - Jinying Heavy Industry reports a net profit decline of 35.54% for 2024, with a slight revenue increase of 1.13% [10][11] - Haineng Industry reports a net profit decline of 40.45% for 2024, despite a revenue growth of 16.26% [12][13] Group 4 - Penghui Energy reports a net loss of 252 million yuan for 2024, with a revenue increase of 14.83% [14][15] - Weiming Pharmaceutical reports a net loss of 137 million yuan for 2024, with a revenue decline of 16.14% [16][17] - Huachang Technology reports a net profit increase of 184.26% for 2024, with a revenue growth of 6.74% [18][19] Group 5 - Ancar Detection reports a net loss of 213 million yuan for 2024, with a revenue decline of 3.05% [20][21] - Saiwei Intelligent reports a net loss of 507 million yuan for 2024, with a significant revenue decline of 68.03% [22][23] - Qinglong Pipe Industry reports a net profit increase of 976.43% for 2024, with a revenue growth of 36.71% [24][25] Group 6 - Huayin Electric reports a net loss of 113 million yuan for 2024, with a revenue decline of 16.00% [26][27] - Zhongqi New Materials reports a net profit decline of 61.59% for 2024, with a revenue decrease of 22.88% [28][29] - Guangzheng Eye Hospital reports a net loss of 175 million yuan for 2024, with a revenue decline of 16.94% [30][31] Group 7 - Zhenlan Instrument reports a net profit increase of 2.16% for 2024, with a revenue growth of 11.63% [32][33] - Zaiseng Technology reports a net profit increase of 137.99% for 2024, despite a revenue decline of 10.87% [34][35] - Haitai High-tech reports a net profit increase of 51.34% for 2024, with a revenue growth of 25.26% [36][37] Group 8 - Runze Technology reports a net profit increase of 1.62% for 2024, with a revenue growth of 0.32% [38][39]