Core Viewpoint - The insulation and heat preservation materials industry is a crucial part of the national economy, aligning with the trends of green energy efficiency and low carbon development. The market size is expected to decline in 2024 but shows potential for recovery in 2025 due to industrialization and increased efficiency in construction processes [1][5][22]. Industry Definition and Classification - Insulation materials are defined as materials used to resist heat flow, including both insulation and cooling materials. They are applicable in various sectors such as thermal equipment, pipelines, and buildings [2][3]. Industry Development Status - The market size for new insulation materials in China grew from 752.1 billion yuan in 2016 to 1657.1 billion yuan in 2021, but is projected to decrease to 1270.7 billion yuan in 2024, with a slight recovery to approximately 1289.2 billion yuan in 2025 [6][7]. The urbanization rate in China has increased from 17.9% in 1978 to 67% in 2024, indicating further growth potential for the insulation materials market [5]. Industry Chain - The industry chain includes upstream raw materials such as basalt and polystyrene, midstream manufacturing of insulation materials, and downstream applications in building energy efficiency, industrial pipelines, and emerging sectors like cold chain logistics [9]. Competitive Landscape - The insulation materials industry in China is characterized by numerous small-scale manufacturers, with leading companies having a competitive edge due to their established technology and market presence. Major players include Hunan Wujian Light Chemical Group, Fujian Sait New Materials, and Shandong Luyang Energy-Saving Materials [15][16]. Key Enterprises - Key companies in the insulation materials sector include: - **Fujian Sait New Materials Co., Ltd.**: A leading manufacturer of vacuum insulation materials, with a revenue of 9.15 billion yuan from vacuum insulation boards in 2024 [18]. - **Shandong Luyang Energy-Saving Materials Co., Ltd.**: The largest producer of ceramic fiber products in China, with a production capacity of 590,000 tons annually [20]. Industry Development Trends - The insulation materials industry is expected to evolve towards industrialization, with advancements in technology and a focus on green and intelligent construction materials. The sector is crucial for energy conservation in buildings, with significant progress in related technologies [22].

Global Building Energy Efficiency Industry Overview - The global building energy efficiency industry has experienced a growth trend in investment from 2017 to 2023, despite a decline in 2018 due to the U.S. withdrawal from the Paris Agreement. In 2023, the investment scale decreased to $243.7 billion due to global economic uncertainties and geopolitical conflicts [4] - The International Energy Agency (IEA) reported that the share of renewable energy in global building energy consumption was only 6% in 2022, with a target to increase this to 18% by 2030. Achieving this target requires an annual compound growth rate of over 15%, leading to an estimated investment scale of approximately $280.3 billion in 2024 [4] Energy Consumption and Carbon Emissions - The building sector accounted for 34% of global energy consumption and 37% of global CO2 emissions in 2022. However, in 2023, the energy consumption share decreased to 28%, primarily due to reduced heating demand in warmer regions [5] - The building industry was the only sector to see a decrease in carbon emissions in 2023, with its share of global emissions dropping to 26%. The UN Environment Programme emphasized the urgent need for accelerated action in the building sector to meet global climate goals [5][7] - By 2035, the building sector is projected to contribute approximately 11% of the global emission reduction potential, equating to 4.2 Gt CO₂e [5] Energy Consumption Distribution - In 2022, global building energy consumption slightly increased to 132 exajoules (EJ), with electricity and natural gas being the primary sources. In 2023, this consumption decreased to 130 EJ, representing 32% of global energy demand [8] - The reliance on electricity continued to grow, accounting for 37% of total building energy demand in 2023, while natural gas consumption fell by over 4% [8] - The reduction in fossil fuel usage in buildings was influenced by geopolitical factors, particularly the war in Ukraine [8] Carbon Emissions Breakdown - In 2023, residential buildings accounted for the largest share of indirect carbon emissions at 10%, although this was a 1% decrease from 2022. Non-residential buildings and emissions from the construction process each contributed 8%, also down by 1% [11]

Industry Overview - The building energy-saving industry refers to the implementation of energy-saving standards and the use of energy-efficient technologies, processes, equipment, materials, and products throughout the planning, design, construction, renovation, and operation of buildings [1] - The industry can be categorized into energy-saving products, materials, and services, including design, construction, and operation services [1] Industry Chain Analysis - The upstream of the building energy-saving industry includes the manufacturing of energy-saving materials and equipment [2] - The midstream involves energy-saving products and materials such as thermal insulation materials and heating measurement equipment [2] - The downstream primarily consists of large public buildings, residential buildings, and commercial buildings as end users [2] Industry Development History - The global energy crisis in the 1970s prompted countries to initiate energy-saving programs, with China starting its building energy-saving efforts in the 1980s [5] Policy Background - China's "dual carbon" commitment aims to peak carbon emissions before 2030 and achieve carbon neutrality by 2060, leading to a transition towards zero-energy and zero-carbon buildings [10] - Policies focus on enhancing energy-saving standards for new buildings, retrofitting existing buildings, and promoting renewable energy applications [10] Current Industry Status - In 2022, the total energy consumption of the building sector was 18.4 billion tons of standard coal equivalent, accounting for 36.3% of the national energy consumption [13] - The total carbon emissions from the building sector reached 41.5 billion tons of standard coal equivalent, representing 39.1% of national energy-related carbon emissions [15] - The building operation phase remains the dominant contributor to carbon emissions within the building sector [21] Market Size and Growth - China's building energy-saving market is the third largest globally, with a market size of 160 billion yuan in 2023, projected to reach 195.8 billion yuan in 2024 [23] - The market is expected to grow at a compound annual growth rate of 4%, potentially exceeding 240 billion yuan by 2030 [32] Competitive Landscape - The building energy-saving industry features significant regional disparities in carbon emissions, influenced by population, GDP, climate, and energy structure [25] - Major companies in the sector include China Southern Power Grid, Dasintelligent, and China National Building Material, with a focus on providing comprehensive energy-saving solutions [27]

Market Position and Competition - The aluminum-clad wooden window industry has a low concentration with a CR5 of less than 2%, and the company's market share is only 0.3% [2] - The company has established strong competitive barriers through core technology, production processes, and a nationwide sales network [3] - The company's products have a higher retail price compared to competitors due to superior performance in thermal transmittance, air tightness, and water tightness [3] Financial Performance - In 2024, revenue from energy-saving aluminum-clad wooden windows decreased by 51.53% to 383 million yuan, with a gross margin decline of 14.32 percentage points [4] - The overall revenue for 2024 dropped by 39.71% to 567 million yuan, and the net profit turned to a loss of 42.19 million yuan [13] - The company's cash flow improved, with operating cash flow turning positive at 10.36 million yuan in Q1 2025 [8] Product Development and Innovation - The company has developed a range of passive building products, with nearly 20 products certified by Germany's PHI [3] - New product lines, including pure plastic windows and aluminum-clad plastic windows, are being developed to target the renovation market [9] - The company plans to enhance its digital transformation and supply chain management through the implementation of MES systems [5] Strategic Initiatives - The company aims to increase its overseas revenue share to 20%-25% by 2028, focusing on markets like North America and Australia [7] - A strategy to expand terminal store layouts and improve single-store output is being implemented [10] - The company is adjusting its traditional bulk business scale, reducing its proportion from 60% to 50% in 2024 [10] Risk Management - The company emphasizes strengthening accounts receivable management, especially in light of extended payment cycles from real estate clients [14] - A cautious approach to bad debt provisions is maintained, with 100% provisions for receivables over three years old [14] Shareholder Returns - The company plans to maintain a cash dividend of no less than 30% of distributable profits, but due to losses in 2024, cash dividends are not feasible [15]

Group 1 - The 2025 China Refrigeration Exhibition took place in Shanghai from April 27 to 29, showcasing Midea Group's Building Technology with the theme "AI Intelligent Building Renewal" and launching several new products and technology platforms, including the MDV Cloud Eye multi-split energy consumption monitoring platform [1] - The MDV Cloud Eye platform offers comprehensive monitoring of building energy consumption, addressing issues like unnecessary energy waste during non-working hours by providing monthly energy-saving reports and solutions for various systems, including water systems and elevators [5] - Midea's technology has demonstrated significant cost savings, as seen in a case study with Haidilao hotpot restaurants, achieving a 12% reduction in electricity costs and a 30% reduction in gas expenses through personnel detection and energy recovery systems [5] Group 2 - A specific building project using Midea's MDV 8-20 HP product showed a total renovation cost of 48,900 yuan, resulting in an annual electricity savings of 16,845 kWh, with a payback period of approximately 3.2 years, highlighting the economic benefits for property owners [6] - The domestic market for energy-saving renovations in multi-split systems is estimated to exceed 100 billion yuan, indicating a growing demand for low-cost building operations and energy efficiency solutions [5]

施工焊接过程中产生的烟尘和有害气体会对环境和人体健康造成危害。现场展示的一款焊烟收集器能改 善焊接作业环境。记者看到，这款收集器由吸气臂、过滤系统、风机等组成，施工时将吸气臂对准焊接 作业位置，通过负压吸风将焊烟吸入，经阻火、沉降、多级过滤及吸附处理，有效去除烟尘和有害气 体。 此外，在观摩中，雁熙云锦DK7项目以"智慧+绿色"为驱动，打造扬尘治理新样板。在施工现场，智能 雾炮与扬尘监测系统配合，实时监测并抑制扬尘。项目借助物联网技术，将扬尘在线监测、自动喷淋、 车辆冲洗等系统互联互通，构建起全方位、智能化的防尘体系，对围挡喷淋、裸土覆盖等环节实行数字 化管理。 "这款爬架喷淋抑尘系统通过智能化控制实现高效降尘，如同为建筑披上一件'会呼吸的智能外衣'。"近 日，在陕西省西安市2025年度扬尘治理暨建筑节能推广观摩会上，现场展示的多款防治扬尘"黑科技"产 品，为西安市住建领域大气污染治理工作提供助力。 此次观摩会由西安市住建局、莲湖区政府主办。在主会场的建筑施工扬尘治理工作机制展示区，记者看 到，360度高压遥控旋转雾桩、新能源洒水车、抑尘打磨机、扫地车、焊烟收集器等一大批扬尘防治科 技产品纷纷亮相。 隆汇城C ...

江苏恒尚节能科技股份有限公司 （Jiangsu Hengshang Energy Conservation Technology Co., Ltd.） （无锡市锡山区鹅湖镇通湖路 8 号） 首次公开发行股票并在主板上市 招股说明书 保荐人（主承销商） （深圳市前海深港合作区南山街道桂湾五路128号前海深港基金小镇B7栋401） 江苏恒尚节能科技股份有限公司 招股说明书 声 明 中国证监会、交易所对本次发行所作的任何决定或意见，均不表明其对发行 人注册申请文件及所披露信息的真实性、准确性、完整性作出保证，也不表明其 对发行人的盈利能力、投资价值或者对投资者的收益作出实质性判断或保证。任 何与之相反的声明均属虚假不实陈述。 根据《证券法》规定，股票依法发行后，发行人经营与收益的变化，由发行 人自行负责；投资者自主判断发行人的投资价值，自主作出投资决策，自行承担 股票依法发行后因发行人经营与收益变化或者股票价格变动引致的投资风险。 1-1-1 江苏恒尚节能科技股份有限公司 招股说明书 发行概况 | 发行股票类型 | 股） 人民币普通股（A | | | | | | --- | --- | --- | --- | -- ...

江苏恒尚节能科技股份有限公司 （Jiangsu Hengshang Energy Conservation Technology Co., Ltd.） （无锡市锡山区鹅湖镇通湖路 8 号） 首次公开发行股票并在主板上市 招股意向书 保荐人（主承销商） （深圳市前海深港合作区南山街道桂湾五路128号前海深港基金小镇B7栋401） 江苏恒尚节能科技股份有限公司 招股意向书 声 明 中国证监会、交易所对本次发行所作的任何决定或意见，均不表明其对发行 人注册申请文件及所披露信息的真实性、准确性、完整性作出保证，也不表明其 对发行人的盈利能力、投资价值或者对投资者的收益作出实质性判断或保证。任 何与之相反的声明均属虚假不实陈述。 根据《证券法》规定，股票依法发行后，发行人经营与收益的变化，由发行 人自行负责；投资者自主判断发行人的投资价值，自主作出投资决策，自行承担 股票依法发行后因发行人经营与收益变化或者股票价格变动引致的投资风险。 1-1-1 江苏恒尚节能科技股份有限公司 招股意向书 发行概况 | 发行股票类型 | 人民币普通股（A 股） | | | | | | --- | --- | --- | --- | -- ...

江苏恒尚节能科技股份有限公司 （Jiangsu Hengshang Energy Conservation Technology Co., Ltd.） （无锡市锡山区鹅湖镇通湖路 8 号） 首次公开发行股票并在主板上市 招股说明书 （注册稿） 保荐机构（主承销商） （深圳市前海深港合作区南山街道桂湾五路128号前海深港基金小镇B7栋401） 江苏恒尚节能科技股份有限公司 招股说明书 声明：本公司的发行申请尚需经交易所和中国证监会履行相应程序。本招 股说明书不具有据以发行股票的法律效力，仅供预先披露之用。投资者应当以正 式公告的招股说明书作为投资决定的依据。 声 明 中国证监会、交易所对本次发行所作的任何决定或意见，均不表明其对发行 人注册申请文件及所披露信息的真实性、准确性、完整性作出保证，也不表明其 对发行人的盈利能力、投资价值或者对投资者的收益作出实质性判断或保证。任 何与之相反的声明均属虚假不实陈述。 1-1-1 江苏恒尚节能科技股份有限公司 招股说明书 发行概况 | 发行股票类型 | 人民币普通股（A 股） | | | | | --- | --- | --- | --- | --- | | | 本次公 ...

江苏恒尚节能科技股份有限公司 （Jiangsu Hengshang Energy Conservation Technology Co., Ltd.） （无锡市锡山区鹅湖镇通湖路 8 号） 首次公开发行股票并在主板上市 招股说明书 （上会稿） 保荐机构（主承销商） （深圳市前海深港合作区南山街道桂湾五路128号前海深港基金小镇B7栋401） 江苏恒尚节能科技股份有限公司 招股说明书 声明：本公司的发行申请尚需经交易所和中国证监会履行相应程序。本招 股说明书不具有据以发行股票的法律效力，仅供预先披露之用。投资者应当以正 式公告的招股说明书作为投资决定的依据。 声 明 中国证监会、交易所对本次发行所作的任何决定或意见，均不表明其对发行 人注册申请文件及所披露信息的真实性、准确性、完整性作出保证，也不表明其 对发行人的盈利能力、投资价值或者对投资者的收益作出实质性判断或保证。任 何与之相反的声明均属虚假不实陈述。 根据《证券法》规定，股票依法发行后，发行人经营与收益的变化，由发行 人自行负责；投资者自主判断发行人的投资价值，自主作出投资决策，自行承担 股票依法发行后因发行人经营与收益变化或者股票价格变动引致的投资风 ...