Core Insights - The implementation of a smart heating system by Shandong Public Heating and Power Group has significantly improved heating efficiency and customer satisfaction in Jining, addressing long-standing issues in older residential areas [2][3] Group 1: Smart Heating System Implementation - Since 2020, Shandong Public Heating and Power Group has developed a comprehensive smart heating system utilizing big data, AI, IoT, and digital twin technologies, covering 9 counties and cities in Jining [2] - The smart heating system has installed temperature monitoring devices in over 30,000 households across 362 communities, and smart adjustment terminals in 110 communities, addressing traditional heating issues such as under-supply and over-supply [2] Group 2: Performance Improvements - The smart heating platform has achieved a heating balance rate of 80%-90%, an increase of 30% compared to previous methods, and has reduced energy consumption by over 10% [2] - Customer service metrics have improved, with a 21% decrease in heating-related inquiries and complaints since the system's launch [3] Group 3: Case Study - Yunhe Community - In Yunhe Community, the installation of intelligent flow balancing valves has enabled precise heating adjustments, resolving issues related to uneven heating due to long supply radii [3] - The introduction of over 100 temperature monitoring capsules along the heating pipeline has enhanced emergency response efficiency, allowing for rapid identification and repair of leaks [3]

Core Viewpoint - The city is implementing a comprehensive heating reform using a systematic approach to address past issues of "difficult heating and low temperatures," transforming them into a stable and warm environment for residents [3][6]. Group 1: Heating Source Integration - The city has integrated over 140 scattered gas boiler houses, covering a heating area of more than 10 million square meters, with 85 of these undergoing clean transformation and connecting to a combined heat and power network [4]. - The integration of heating sources has significantly improved heating quality, with an average temperature increase of 4 degrees Celsius in residents' homes, leading to higher satisfaction and reduced complaints [3][4]. Group 2: Household Renovation - The renovation of individual heating systems has enhanced the efficiency of heating distribution, with residents reporting comfortable indoor temperatures, such as 24 degrees Celsius [5]. - The renovation process involved extensive consultation with residents to minimize disruption, resulting in aesthetically pleasing installations that do not compromise home decor [5]. Group 3: Systematic Upgrades - Since 2021, the heating company has upgraded approximately 639.8 kilometers of heating pipelines and insulated around 800 million square meters of exterior walls, establishing a modern heating system characterized by stability, efficiency, and controllability [6]. - The comprehensive reform includes proactive service measures, transitioning from reactive responses to active governance, ensuring that heating challenges are addressed effectively [6].

Core Insights - The heat exchange station control system is composed of PLC controllers, touch screens, electric control valves, frequency converters, and pressure, temperature, and flow transmitters, along with serial communication conversion modules and GPRS modules, working together to ensure stable and efficient heating [2][3] Group 1 - The control system utilizes transmitters to collect on-site data and transmit it to the PLC, which receives commands from the upper computer, compares set values with feedback values, and generates control signals [2][3] - These control signals are converted into analog signals via front-end I/O modules, allowing for precise regulation of electric control valves, frequency converters, and water replenishment pumps, achieving automated adjustment and stable operation [2][3] Group 2 - The system monitors the pressure difference of secondary supply and return water, automatically adjusting the frequency of the frequency converter to control the speed of the circulation pump [2][3] - It also starts and stops the water replenishment pump based on secondary return water pressure signals, with real-time transmission of operational data to the touch screen for display and monitoring [2][3]

证券日报网讯 1月9日，瑞纳智能在互动平台回答投资者提问时表示，公司数字化平台与系统解决方案 依托智慧供热系统，深度融合大数据、云计算、AI模型、水力仿真、数字孪生等技术，构建覆盖热 源、热网、终端的全链路智能化体系，实现供热过程数据量化、控制自动化、运营智慧化，是支撑公司 在智慧供热领域形成差异化竞争优势的关键。该业务模式早已具备持续推广和规模化应用的坚实基础并 实现项目落地。未来，公司将继续推动传统供热设施向新型智慧化转型，助力供热行业实现绿色低碳与 智能化升级，切实体现公司在智慧供热赛道的核心技术优势，为公司经营形成稳定且可持续的贡献。 （编辑 王雪儿） ...

Core Viewpoint - The article discusses the onset of the coldest period of the year in Dalian, highlighting the expected weather conditions, including strong winds and snowfall, and the necessary precautions for residents and relevant departments [1][10]. Weather Forecast - Dalian is expected to experience frequent cold air activity during the "San Jiu" period, with significant snowfall anticipated in the northeastern region over the next three days [1]. - A blue wind warning has been issued for Dalian, predicting southwest winds of 5 to 6 levels with gusts reaching 7 to 8 levels from January 8 to January 9 [3][5]. - The temperature is forecasted to drop significantly, with a decrease of 8°C to 10°C starting from the night of January 9, leading to minimum temperatures of -9°C to -7°C in the southern areas and -16°C to -13°C in the northern areas [6]. Heating Management - A heating warning has been issued, requiring heating management departments to maintain communication and monitor heating systems every two hours during the cold snap from January 9 to 12 [6][9]. - Heating enterprises are instructed to increase heating output immediately to ensure adequate warmth for residents, particularly in areas with frequent heating issues [7][9]. Safety Precautions - Residents are advised to dress appropriately for the weather changes and to be cautious of traffic and work safety due to the expected strong winds and snowfall [1][10]. - The article emphasizes the importance of community cooperation in addressing heating issues and ensuring public understanding during potential service disruptions [7][9].

市房产局将分批推动此类小区纳入老旧小区改造计划，实施外墙保温专项改造。并将把各项措施落实情 况纳入供热企业年度考核，确保政策落到实处、取得实效。 沈阳晚报、沈阳发布客户端 记者 张晓宁 此次推出的举措系统全面，涵盖了从源头排查到末端保障、从技术调节到人文关怀的多个层面。要求各 地区组织力量，结合社区走访，对目标老旧小区开展"访民问暖"全覆盖摸排，建立详细台账，精准掌握 影响供热的具体问题。街道和供热企业将协助居民密封门窗，提供必要材料；供热企业须排查修复楼道 内破损的管道保温层。对于因缺少散热器导致不达标的住户，按照政府、企业、居民共担原则（居民承 担不超过三分之一成本）加装设施。 对"把山、把顶、孤岛户"等特殊位置住户，安装无线室温采集设备，实时数据直传市智慧供热指挥控制 中心，作为精细化调节依据。明确对特困人员、残疾人、空巢老人等落实免费上门服务。对于采取改善 措施后室温仍不达标的居民，供热企业将提供每月100元的电费补贴。对供热严重不达标且难以改善的 住户，可申请按公租房标准租住政府提供的临时过渡房。 （来源：沈阳晚报） 转自：沈阳晚报 近日，沈阳市房产局发布《关于切实做好老旧小区和特殊群体冬季供热保障 ...

Core Viewpoint - Company Gongda Keya (301197.SZ) has signed a contract for the East Ying District Smart Heating Renovation and Upgrade Project with Dongying Municipal Holding Group, marking a significant step in its energy management initiatives [1] Group 1: Contract Details - The contract is categorized as an Energy Management Contract (EMC) project, which will involve sharing energy-saving benefits with the client based on third-party audit results [1] - The energy-saving benefit sharing period will commence from the 2026-2027 heating season, indicating a future revenue stream for the company [1] Group 2: Financial Impact - The energy-saving benefits will not affect the company's operating revenue and operating profit for the fiscal year 2026, but will have implications for subsequent years [1]

Core Viewpoint - The company emphasizes the importance of large project implementation for enhancing its R&D innovation, system integration, and full-process project delivery capabilities, aiming to build long-term competitive advantages in the smart heating sector [1] R&D Focus - The company will concentrate on the precise control needs of large-scale centralized heating scenarios, continuously iterating core algorithms for load forecasting and intelligent scheduling, while enhancing the system's adaptability and responsiveness to complex working conditions to ensure stability and reliability in large-scale applications [1] System Integration - The company aims to achieve seamless collaboration between software and hardware products, integrating key components such as intelligent heat exchange units, IoT monitoring terminals, and cloud control platforms to meet the core demands of integrated management for urban heating systems [1] Project Delivery - To address challenges related to cross-regional collaboration, multi-team cooperation, and schedule management, the company will establish standardized construction processes and a comprehensive quality control system to ensure efficient and compliant project delivery [1] Competitive Advantages - With accumulated core technologies and extensive project experience, the company has established significant technical barriers and service advantages, which will support its ability to undertake large projects and steadily expand market share, further solidifying its industry position in the smart heating field [1]

Core Viewpoint - Company Gongda Keya (301197.SZ) has signed a contract for the East Ying District Smart Heating Renovation and Upgrade Project with Dongying Municipal Holding Group, marking a significant step in its energy management initiatives [1] Group 1: Contract Details - The contract is categorized as an Energy Management Contract (EMC) project, which will involve sharing energy-saving benefits with the client after each heating season [1] - The sharing of energy-saving benefits will commence from the 2026-2027 heating season, based on the results audited by a third-party auditing unit [1] Group 2: Financial Impact - The energy-saving benefits shared will not affect the company's operating revenue and operating profit for the fiscal year 2026, but will have implications for subsequent years [1]

（文章来源：证券日报） 证券日报网讯 1月7日，瑞纳智能在互动平台回答投资者提问时表示，公司深耕智慧供热领域，凭借自 主研发的智慧供热系统与智能硬件产品体系，通过精准的负荷预测、智能调控、分户计量温控等技术， 实现热源、管网、用户端的全链路能效提升，有效降低供热系统综合能耗和使用成本，提升供热效率。 目前，公司业务主要聚焦于城镇集中供热领域，主要服务国有热力企业，相关产品与解决方案已在多地 城镇供热项目中实现规模化应用。北方农村清洁取暖市场具有分散性、个性化需求强等特点，因此公司 暂未涉及该领域。 ...