Core Viewpoint - The 4th Changsha International Construction Machinery Exhibition showcases the industry's transformation towards high-end, intelligent, and green technologies, featuring over 1,800 companies from more than 60 countries, including 35 of the world's top 50 construction machinery firms [1][3]. Group 1: Exhibition Highlights - The exhibition theme focuses on high-end, intelligent, and green construction machinery, emergency equipment, mining machinery, agricultural machinery, and transportation equipment [1]. - The event attracted 1,806 exhibitors, including major players like SANY Heavy Industry, Zoomlion, and CRRC, with a total industrial output value exceeding 200 billion yuan [1][2]. - The exhibition area covered 300,000 square meters with over 20,000 exhibits across 23 categories, and more than 5,000 international buyers participated [3][4]. Group 2: Technological Innovations - Over 30 new products and more than 1,500 new technologies were launched at the exhibition, with over 60% of exhibits featuring advanced technologies such as AI, remote control, and unmanned operations [4]. - SANY showcased the world's first fully electric unmanned excavator, demonstrating a 40% efficiency improvement over traditional models [6]. - Key components like the 8.61-meter diameter shield machine bearing from CRRC were highlighted, showcasing advancements in critical machinery technology [2][3]. Group 3: Industry Collaboration and Development - A procurement signing event resulted in over 13 billion yuan in agreements among more than 100 companies in the construction machinery supply chain [7]. - The "Five Provinces" cooperation agreement aims to enhance regional collaboration in research, industry chain integration, and market sharing [7]. - Hunan and Hainan provinces announced standards for the evaluation of used construction machinery for export, aiming to establish a global recycling and remanufacturing base [7].

证券代码：688425 证券简称：铁建重工 公告编号：2025-023 中国铁建重工集团股份有限公司（以下简称公司）董事会于 2025 年 5 月 20 日收到公司董事、总经理王鹏先生的书面辞职报告，因工作调整原因，王鹏先 生申请辞去公司董事、总经理职务。辞职后，王鹏先生不再担任公司任何职务。根 据《中国铁建重工集团股份有限公司章程》（以下简称《公司章程》）的规定，王 鹏先生的该等辞任自辞职报告送达公司董事会之日起生效。 中国铁建重工集团股份有限公司 公司董事会于 2025 年 5 月 20 日收到董事、总经理王鹏先生的书面辞职报告， 因工作调整原因，王鹏先生申请辞去公司董事、总经理职务。辞职后，王鹏先生不 再担任公司任何职务。 根据《中华人民共和国公司法》（以下简称《公司法》）《公司章程》等规定， 王鹏先生的该等辞任自辞职报告送达公司董事会之日起生效。王鹏先生的辞职不会 导致公司董事会人数低于法定最低人数，不会影响董事会的正常运作。公司其他高 级管理人员仍在公司履职，王鹏先生辞职不会影响公司的日常经营。公司及董事会 对王鹏先生在任期间为公司发展做出的贡献表示衷心感谢！ 一、董事、高级管理人员辞职情况 关于董 ...

Group 1 - The 2025 Changsha International Engineering Machinery Global Procurement Signing Conference was held, featuring over 100 companies in the engineering machinery supply chain, with annual procurement agreements exceeding 13 billion yuan signed on-site [2] - Major companies such as SANY Heavy Industry and Zoomlion signed strategic cooperation agreements that extend beyond equipment procurement to include technology research and development collaboration and overseas market expansion [2] - Changsha has become the world's third-largest engineering machinery industry cluster, with a total industrial output value surpassing 200 billion yuan and products exported to 180 countries and regions [2] Group 2 - Technological innovation was a highlight of the conference, with 10 companies showcasing cutting-edge technological achievements, including a new environmentally friendly process that reduces carbon emissions by 30% in the lifecycle of equipment [3] - The conference facilitated deep binding and collaborative development of the engineering machinery supply chain, driving continuous breakthroughs in technological innovation and precise policy empowerment [3] - The event marked a significant step for Changsha towards becoming a world-class industrial cluster, demonstrating the strength of collaboration among leading companies in the sector [3]

Group 1 - The 2025 Changsha International Construction Machinery Main Engine Supporting Global Procurement Signing Conference was held in Changsha, attracting over 100 companies from the construction machinery supply chain, resulting in annual procurement agreements exceeding 13 billion yuan [1] - The conference, themed "Smart Chain Global · Co-creation of New Quality," aims to integrate international resources and promote "Chinese Intelligent Manufacturing" technology standards and service models globally [1] - The Changsha construction machinery cluster is the third largest in the world, with a total industrial output value exceeding 200 billion yuan, and products exported to 180 countries and regions [1] Group 2 - Hunan Province's construction machinery exports are projected to exceed 30 billion yuan for the first time in 2024, reaching 31.63 billion yuan [1] - Hunan's construction machinery products cover 12 major categories and over 100 subcategories, accounting for approximately 70% of the national construction machinery types, forming a significant industrial cluster valued in the hundreds of billions [1] - At the conference, several companies, including Qianjiang Group and Runtian Zhike, showcased advancements in eco-friendly processes and smart construction solutions, highlighting China's leading position in high-end equipment [2]

Core Insights - The fourth Changsha International Construction Machinery Exhibition gathered 1,806 companies globally, showcasing the latest technologies and products in the construction machinery sector [1] - Changsha Economic Development Zone led the exhibition with over 100 participating companies and a total exhibition area of 23,000 square meters, the largest among all parks and districts in the province [1] Group 1: Major Exhibitors and Products - Zoomlion displayed the world's largest 4,000-ton all-terrain crane and a range of other industry-leading products, with a total exhibition area of nearly 9,000 square meters, marking the largest scale and product quantity in the company's history [3][4] - CRRC showcased advanced tunneling equipment, including the domestically developed largest diameter shield machine "Jianghai" and the first domestic 16-meter ultra-large diameter shield machine "Jinghua" [4] - SANY introduced the E-MOVE, the world's first fully electric unmanned excavator, which features a 78% reduction in energy loss due to complete electrification [5][6] Group 2: Innovations and Technological Advancements - SANY's A7 intelligent handling robot combines smart driving and manual control, capable of operating in both indoor and outdoor environments, addressing traditional AGV limitations [6] - The new 34-meter electric boom lift SWT34JE-P from another exhibitor supports collaborative construction with a maximum load capacity of 454 kg and improves operational efficiency by 30% [7] - Shanhe Intelligent presented over 20 new energy products, with nearly 50% of its offerings being electric equipment, showcasing advancements in intelligent emergency rescue equipment [6][8] Group 3: Small and Medium Enterprises - The exhibition provided a platform for small and medium enterprises to showcase their innovations, such as Hunan Blue Ocean Intelligent Equipment Co., which signed contracts worth nearly 30 million yuan during the event [8][10] - Changsha Maixin Electronic Technology Co. introduced a new intelligent remote controller with real-time video transmission capabilities, enhancing remote operation precision [9] - Changsha Tuoo Technology Co. presented a series of smart control systems, including an AI intelligent control system for aerial work platforms, attracting numerous potential clients [9][10] Group 4: Future Prospects - The Changsha Economic Development Zone aims to continue optimizing the business environment and strengthening technological support to help local enterprises expand internationally, contributing to the development of a globally influential advanced manufacturing hub [10]

证券代码：688425 证券简称：铁建重工 公告编号：2025-022 中国铁建重工集团股份有限公司 关于召开 2025 年第一季度业绩说明会的公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述 或者重大遗漏，并对其内容的真实性、准确性和完整性承担法律责任。 重要内容提示： https://roadshow.sseinfo.com/） 三、 参加人员 会议召开方式：上证路演中心网络互动 投资者可于 2025 年 5 月 21 日 （星期三） 至 5 月 27 日 （星期 二）16:00 前登录上证路演中心网站首页点击"提问预征集"栏目或 通过公司投资者关系邮箱 ir@crchi.com 进行提问。公司将在说明会 上对投资者普遍关注的问题进行回答。 中国铁建重工集团股份有限公司（以下简称公司）已于 2025 年 4 月 29 日发布公司 2025 年第一季度报告，为便于广大投资者更全面 深入地了解公司 2025 年第一季度经营成果、财务状况，公司计划于 2025 年 5 月 28 日 （星期三） 9:00-10:00 举行 2025 年第一季度业 绩说明会，就投资者关心的问题进行交流。 一 ...

Core Viewpoint - The 2025 Changsha International Construction Machinery Exhibition is set to showcase advancements in high-end, intelligent, and green construction machinery, featuring 1,650 global companies and 35 of the world's top 50 construction machinery brands, highlighting Changsha's significance as a major hub in the industry [1][5]. Group 1: Exhibition Highlights - The exhibition will focus on new-generation construction machinery, emergency equipment, mining machinery, agricultural machinery, and transportation equipment [1]. - Leading companies such as Zoomlion, SANY, and others will present their latest innovations, with Zoomlion showcasing over 100 pieces of equipment, including the ZE1350G mining excavator designed for large open-pit coal mines [3][4]. - SANY will feature 72 pieces of equipment, with 40% being electric products, while other companies like Sunward Intelligent Equipment will present nearly 60 advanced, intelligent, and green products, including over 20 new energy products [4][6]. Group 2: Industry Development - Changsha's construction machinery industry has evolved over more than 60 years, becoming a national advanced manufacturing cluster and one of the world's top three construction machinery hubs [5][6]. - The industry comprises 516 upstream and downstream enterprises, covering 85% of the national construction machinery product varieties, with a focus on collaborative development among manufacturers and suppliers [5][6]. - Changsha has established 25 national-level innovation platforms, fostering significant advancements in key components such as electric drive bridges and hydraulic pumps [6][7]. Group 3: Policy and Collaboration - Recent policies have been implemented to support the high-end, intelligent, and green transformation of the construction machinery industry, including the first national legislation in this field [7][8]. - Collaborative efforts between Changsha and other regions, such as Jiangsu and the Chang-Zhu-Tan area, aim to enhance cross-regional cooperation and resource sharing, promoting a more integrated industrial development [8].

长沙晚报掌上长沙5月11日讯（全媒体记者 孙占锋）每台盾构机都配置了2000余个传感器，宛如为设备 装上"大脑""眼睛""耳朵"……在中国铁建重工长沙第二产业园区的数字化智慧监控中心，一块巨大的屏 幕闪烁着来自全国各地乃至全球的工程数据。近年来，铁建重工通过云管理、云协同、云调度推动数字 孪生技术在施工中的深度应用，为长沙智能制造与智能建造联动发展提供了降本增效、构建本质安全的 范本。 "设备在线1台，设备编号DZ1008，直径10.23米，活跃指数50%……"这串数据并非来自园区附近，而是 1800公里外的川藏铁路某隧道施工现场。技术人员无需亲临现场，坐在长沙的监控中心，通过数字孪生 技术，就能清晰地对1800公里外的项目建设进行远程管控，仿佛拥有了"千里眼"，可随时查看工程的装 备数量、运行状况和工程进度等详细数据，仿佛施工场景就在眼前。 长沙市住建局党组书记、局长张跃先表示，铁建重工具象化地展示了"看得见的在工厂，看不见的在云 上"，通过人工智能与数字技术远程管理生产、施工，是智能建造的"长沙模式"。长沙作为智能建造试 点城市，在全国示范引领，众多创新做法得以推广。 记者看到，车间一角的铁建重工数字化智 ...

光荣，属于每一个挺膺担当的奋斗者。这是对劳动的礼赞，更是对奋进的号召。 熊熊炉火前坚守，滚滚麦浪间耕耘，隆隆轰鸣中焊接……无数追梦人在劳动中积蓄力量、孕育希望。一 步一脚印，铿锵的奋进足音，汇聚成劳动最光荣的时代强音。 "大力弘扬劳模精神、劳动精神、工匠精神""在传统产业转型升级中攻坚克难，在新兴产业发展壮大中 开拓进取，在未来产业培育生长中大胆探索"，"五一"国际劳动节到来之际，习近平总书记对我国工人 阶级和广大劳动群众奋进新征程、建功新时代寄予殷切期望。 今年是"十四五"规划收官之年。时间的坐标，铭刻奋斗的价值。广大劳动者怀爱国之心、立报国之志、 增强国之能，用伟大劳动创造新的业绩。 弘扬劳模精神 一双双手套见证默默奉献 车间田间，大街小巷，各种生产场景中，总有一个个身影在坚持，总有一双双手套沾了汗、带了泥甚至 破了洞，见证多少辛勤、多少奉献。 "劳动模范和先进工作者是人民的楷模、国家的栋梁。"在庆祝中华全国总工会成立100周年暨全国劳动 模范和先进工作者表彰大会上，习近平总书记这样称赞。 荣光不改初心，人民大会堂接受表彰后，焊工吴泽平回到岗位。 他摘下一双破了的手套：焊渣溅落成星星点点的烫痕，焊枪磨得虎 ...

长沙晚报掌上长沙4月29日讯（全媒体记者 吴鑫矾 通讯员 刘敬怡）4月29日，由中铁建发展集团投资、 建设、运营的铁建重工长沙第一、二产业园区屋顶分布式光伏项目成功并网发电。这座装机容量达 22MW的"绿色电站"，采用"自发自用，余电上网"运营模式，不仅是铁建发展践行国家"双碳"战略的标 杆成果，更为零碳园区建设注入澎湃动能。 今年1月，国家能源局发布《分布式光伏发电开发建设管理办法》明确：4月30日前完成并网且装机规模 小于20MW的光伏电站，仍维持"余电上网"模式，5月1日后并网项目将按规模分类管理。面对这场与时 间赛跑的"430"攻坚战，铁建发展集团领导高度重视，多次深入项目一线，统筹协调关键环节。一方 面，积极与铁建重工、国家电网等单位密切沟通，及时解决合作中的问题；另一方面，强化对华中区域 指挥部及项目部的全流程督导，号召全体建设者以攻坚姿态推进项目建设。 面对工期紧张、任务繁重、技术复杂等多重挑战，铁建重工项目部充分发挥专业优势，通过科学制定施 工方案、细化倒排工期计划，将每个施工节点精确到小时。建设团队昼夜奋战，克服重重困难，最终 在"430"大限前实现项目圆满竣工并网，用实际行动诠释了"铁建速 ...