Group 1: Future Transportation Technologies - The 17th International Transportation Technology and Equipment Exhibition is taking place in Beijing, showcasing new technologies in land, sea, and air transportation [1] - The Southwest Jiaotong University has developed a polymorphic coupling rail transportation dynamic model testing platform, capable of testing different maglev train systems, with a maximum test speed of 1500 kilometers per hour in a low vacuum environment [1][3] - The future of maritime vessels is expected to become more intelligent, with real-time data feedback from a land-based center for navigation and engine data [5] Group 2: Innovations in Air Travel - The new generation cabin display system developed by Tongji University in collaboration with Boeing (China) can transform cabin surfaces into interactive screens, allowing passengers to select entertainment options through gesture control [7] - The transportation sector is encouraged to enhance collaborative innovation among enterprises, universities, and research institutions, focusing on the integration of artificial intelligence and transportation to achieve breakthroughs in key technologies [9]

Group 1 - The core point of the news is the approval and investment for the construction of a new subway station on Line 15 in the New National Exhibition area, with a total investment of 315 million yuan [1][2] - The new station will be a two-level side platform station, covering an area of approximately 9,000 square meters, including a 3,870 square meter corridor [2] - The new station aims to improve transportation links between the Capital Airport and the New National Exhibition area, facilitating easier access for visitors [4][6] Group 2 - The design and construction of the new station have been approved by the Beijing Development and Reform Commission, and the current phase involves design bidding, including scheme design, preliminary design, and construction drawing design [2] - The new station will be located between the existing Guozhan Station and Hualikang Station, which are 1,616 meters apart, making it more convenient for visitors to reach the New National Exhibition [4] - The plan also includes the extension of the Capital Airport Line to connect with Line 15 at the new station, enhancing transportation between the airport and the exhibition area [6]

"这些隐患平时容易忽视，专业指导让我们心里更踏实。"超市经理李伟坦言，检查组不仅现场整改消防 通道堆货、完善冷藏柜温控记录，还科普货架承重标准，指导员工应急疏散流程，"查得比自家库管还 细！" 检查结束的座谈会上，地铁项目总工南宁掏出一张图纸："这是我们班组积分超市的改造方案。"未来， 惜福镇站将每月派技术骨干为超市做"安全体检"，超市则成为地铁工人的"暖心补给站"。李伟当场建 了"安全联防"微信群："有问题随时@工程师！" 每天清晨，青岛市城阳区王沙路惠丰生鲜超市刚拉开卷帘门，就迎来一群特殊"顾客"——青岛地铁9号 线惜福镇站安全总监刘浩然弯腰检查灭火器压力表，项目总工南宁用手电筒查看货架深处的电路穿线 管。这场由中铁十九局青岛地铁9号线2标04工区发起的"查找身边隐患"专项行动，联合属地街道办、消 防救援大队及商超，以"地铁+商超"安全共建模式，为安全生产月注入新实践。 作为全国"安全生产月""人人讲安全、个个会应急"主题的落地行动，此次检查覆盖消防、食品、设施、 应急四大领域。在生鲜区，食品安全专家张工蹲下身指出："冷藏柜角落的温度记录纸卡住了，实际监 测可能有偏差。"电工老周则拍下配电箱里"缠成耳机线 ...

Core Insights - The China Urban Rail Transit Association reported that as of June 30, 2025, there are 58 cities in mainland China operating urban rail transit lines totaling 12,381.48 kilometers, with a new operational line length of 220.70 kilometers in the first half of 2025, representing a 13.73% increase year-on-year, but a 53.92% decrease compared to the peak in 2021 [1] - It is expected that approximately 600 kilometers of urban rail transit lines will be opened in the second half of 2025, with a total new operational line length for the year projected to exceed 800 kilometers, continuing a downward trend from 936.23 kilometers in 2024 [1] - The investment in urban rail construction is projected to be around 339.18 billion yuan in 2025, a decrease of 28.59% compared to 2024, indicating a sustained decline in investment and new line construction over recent years [1] Industry Trends - The peak period for urban rail transit investment and construction occurred between 2017 and 2020, with record high construction mileage and investment each year. However, since 2018, the central government has raised the approval thresholds for urban rail projects, leading to a significant reduction in construction activities [2] - The "Document No. 52" issued by the State Council in July 2018 emphasized the need for prudent planning and management of urban rail transit, increasing the financial and GDP requirements for project approvals, which has contributed to the slowdown in new projects [2] - Design firms in the urban rail industry, such as Guangzhou Metro Design Institute, are experiencing project reductions and talent loss due to the decline in construction activities, prompting them to explore opportunities in municipal, highway, and real estate development projects [2] Operational Developments - In the first half of 2025, there were no new cities added to the urban rail transit network, but nine cities, including Hangzhou, Chongqing, and Guangzhou, opened new lines or extensions [3]

证券代码：872541 证券简称：铁大科技 公告编号：2025-049 上海铁大电信科技股份有限公司 投资者关系活动记录表 本公司及董事会全体成员保证公告内容的真实、准确和完整，没有虚假记载、 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个别及连 带法律责任。 一、 投资者关系活动类别 √特定对象调研 □业绩说明会 □媒体采访 √其他 （投资者线上交流会） 二、 投资者关系活动情况 活动时间：2025 年 7 月 1 日 活动地点：蓝宝石大厦公司会议室、线上会议 参会单位及人员：开源证券股份有限公司 中泰证券股份有限公司 兴业证券 股份有限公司 西部证券股份有限公司 万和证券股份有限公司 华鑫证券有限责 任公司 东北证券有限责任公司 红塔证券股份有限公司 景顺长城基金 万丰友 方管理有限公司 尚诚资产管理有限责任公司 天猊投资管理有限公司 临信资产 管理有限公司 九祥资产管理有限公司 汇瑾资产管理有限公司 瀚伦私募基金管 理有限公司 冰河资产管理有限公司 鹏山资产管理有限公司 咸和资产管理有限 公司 得桂私募基金投资有限公司 鸿运私募基金管理有限公司 泽恩投资控股有 限公司 点石成鑫资产管理 ...

Core Points - Guangzhou Metro Line 12 has officially opened its east and west sections, spanning a total of 28.8 kilometers with 18 stations, including 7 transfer stations [1][3] - The project faced significant construction challenges, including crossing the Pearl River six times and navigating complex geological conditions, which required innovative construction techniques [3][6] Group 1: Project Overview - The east section runs from Ersha Island to South University Town, while the west section connects Xunfenggang to Guangzhou Sports Center [3] - The construction was led by China Communications Construction Company (CCCC), which was involved in various tasks including civil engineering, track laying, and installation of electromechanical systems [3] Group 2: Construction Challenges - The project involved multiple engineering challenges, such as the need to cross existing metro lines and construct stations on "island" sites with complex geological conditions [3][5] - The construction of the deepest station, Chigang Station, reached a depth of 41 meters, equivalent to a 13-story building, and required innovative methods to address environmental concerns and structural integrity [6] Group 3: Innovative Techniques - CCCC implemented various innovative construction techniques, such as the use of a large-diameter shield tunneling machine and advanced geological detection methods to ensure safety and efficiency [6] - The construction team optimized construction plans and resource allocation to overcome challenges, completing certain phases ahead of schedule [5][6]

Group 1 - The opening of the Shangbanqiao bridge marks a significant milestone in regional collaborative development, connecting the Poly Guanghe community with the Yuedong community and enhancing resource sharing and community integration [1][2] - The bridge spans approximately 548 meters with a designed speed of 20 km/h, facilitating direct access for residents to the subway station and promoting the formation of the "Poly Guanghe Living Circle" [1] - The event was attended by senior executives from Poly Development, local government, and construction units, highlighting the importance of public-private partnerships in urban development [2][3] Group 2 - The second Poly Guanghe Oasis Music Festival was launched following the bridge opening, showcasing a blend of music and social experiences, aimed at engaging the community and promoting the area's cultural vibrancy [5][7] - The event featured diverse music genres and interactive experiences, transforming attendees from passive listeners to active creators, thus enhancing community engagement [7] - The collaboration between the Caohejing Zhuanqiao Technology Oasis project and Poly Development aims to establish a benchmark for ecological industrial clusters in southern Shanghai, focusing on industrial internet, artificial intelligence, and biomedicine [5][7]

策源资本投资摩尔线程递交招股书 其招股说明书显示，2022年3月巴中振兴发展一号产业投资基金（有限合伙）受让富邦高投股份；2022年 5月巴中振兴将上述股份以相同价格转让给同一控制下的巴中川陕。巴中振兴基金管理人为巴中川陕革命 老区振兴发展基金管理有限公司。 川创投投资云知声港交所上市 6月30日，云知声智能科技股份有限公司港交所主板挂牌上市，成为"港股AGI第一股"。云知声成立于 2012年，在以深度学习模型发布为标志的人工智能自然语言处理取得突破后不久，推出首个基于BERT的 大语言模型UniCore，作为自己的中心技术平台云知大脑的初始核心算法模型，并为广泛的垂直行业的客 户赋能一系列AI解决方案。 成立至今，云知声获得启明创投、挚信资本、磐谷创投、中网投、京东、中电健康基金、中金、360、高 通等知名机构的投资。招股说明书显示，2017年四川省创新创业股权投资基金合伙企业（有限合伙）投 资了云知声。该基金2015年正式设立，由川创投管理，重点支持初创期、种子期及成长期的科技型中小 微企业发展。 6月30日，摩尔线程智能科技（北京）股份有限公司递交招股书准备在科创板上市。摩尔线程专注于研发 设计全功能G ...

Group 1 - The railway department allows passengers to carry power banks as long as they are clearly marked and do not exceed an energy rating of 100Wh (approximately 27000mAh) [1][2] - There are no additional security checks for power banks, and passengers will not be prohibited from carrying them based on brand or lack of 3C certification [2][4] - Passengers can find more information about carrying items and luggage on the 12306 website and app, and charging facilities are available on trains and at some stations [3] Group 2 - Different cities have varying regulations regarding power banks on subways, with Beijing not having mandatory restrictions [4][5] - In cities like Fuzhou and Hefei, the regulations are similar to those of the railway, allowing power banks with a maximum energy rating of 100Wh and limiting the number of power banks per passenger [4] - Guangzhou subway allows passengers to carry up to 5 power banks, each with a maximum capacity of 20000mAh, while Beijing has been increasing the availability of power bank rental services [5]

坚持办案引领，深挖彻查违纪违法行为。2024年以来，中央纪委国家监委驻中国农业发展银 行纪检监察组和相关省级分行纪委运用"室组地""组地行"联合办案模式，共查办"逃逸式辞 职"案件4件4人。在案件查办过程中，该纪检监察组拓宽问题线索发现渠道，综合巡视反馈、 信访举报等情况，利用大数据平台和数据分析系统，深挖细查涉案人员腐败问题。 6月30日，中央纪委国家监委网站发文《紧盯国企领域"逃逸式辞职"问题 织密织牢制度防护 网》，内容如下： "所属企业纪检监察机构需全面核查拟离职人员近三年廉政档案、信访举报记录、经济责任审 计结果及重大事项报告情况，根据实际形成离职意见……"日前，四川省成都市纪委监委驻成 都益民集团纪检监察组联合集团党委印发《关于规范集团离职、退休人员党风廉政意见征求 工作的通知》，通过构建"前置审核—动态把关—闭环管理"的全流程监督机制，靶向破解国 企领域"逃逸式辞职"问题。 "对存在疑点的人员，我们通过'书面审查+重点约谈'方式开展复核。2024年以来出具党风廉 政意见回复147份，暂缓4人离职。" 该纪检监察组有关负责同志介绍。近年来，成都市纪委监 委加强对国企领域"一把手"和领导班子成员的管 ...