（作者为西南财经大学经济学院教授） （文章来源：人民日报） 完善城市生命线建设，增强超大城市防灾减灾救灾综合能力。此次中央城市工作会议提出"推进城市基 础设施生命线安全工程建设"。城市生命线是保障城市安全运行的关键基础设施，涵盖燃气、热力、供 水、排水、桥梁、隧道、管廊等关键子系统。这些系统相互关联、耦合运行，形成有机整体，共同支撑 城市经济社会活动。城市生命线建设是城市更新和新型城市基础设施建设的重要内容，也是增强城市防 灾减灾救灾综合能力的关键环节。据统计，"十四五"时期，全国累计更新改造供水、燃气、供热等地下 管网84万公里。城市生命线的保供、保畅、保安全能力是城市韧性的集中体现，进一步完善城市生命线 建设，要从单一灾害防范转向多灾种、全要素的综合风险防范，优化应急协同机制，推进不同地域、部 门、层级协调联动，通过数据共享与系统联动实现协同治理和统筹应对。强化重点行业领域安全生产管 理，实现全过程风险实时监测、智能预警和自适应调控，实现事前防范、事中响应与事后恢复的有机统 一。加强基础设施建设，完善能源设施、防火设施、防洪排涝设施、交通设施、防灾设施建设，实施地 下综合管廊建设和老旧管线改造升级，推进老 ...

Core Viewpoint - The event "World Mayors Dialogue: SCO City" held in Tianjin focused on the theme of "Open, Inclusive, and Integrated Development," highlighting the importance of digital empowerment, trust-based cooperation, and security as foundational elements for the future development of SCO cities [2][7]. Group 1: Urban Governance - Urban governance was a key theme, with a focus on smart city development as a global trend. China's experience in leveraging digital technology for urban governance received significant attention from international representatives [2]. - Tajikistan's Dushanbe city is adopting experiences from over 20 smart city projects in China, showcasing the influence of Chinese urban governance practices [2]. Group 2: Transportation and Infrastructure - The low-altitude economy emerged as a significant topic, with Moscow's public transport system facing challenges due to high daily ridership. The exploration of "air taxis" and drone traffic management in China was noted as a potential solution for Moscow's transportation infrastructure [4]. - A delegation from Moscow visited Shenzhen and Guangzhou to engage in discussions and site visits related to urban planning and transportation design, indicating a keen interest in improving their own systems [4]. Group 3: Trust and Cultural Exchange - Trust was identified as an essential invisible infrastructure in the digital age, with a positive correlation between trust levels and economic growth indicators. This sentiment resonated with attendees, emphasizing the importance of cultural understanding in fostering trust among SCO nations [4][7]. - The establishment of the SCO University and youth exchange programs has been instrumental in enhancing cultural ties and mutual understanding among member states, contributing to deeper cooperation [5]. Group 4: Security and Sustainable Development - Security was highlighted as a critical area of focus, encompassing traditional issues like international crime and new challenges posed by artificial intelligence and public health. The need for a robust platform for SCO city leaders to discuss security matters was emphasized [7]. - The event underscored the transformation of security from a cost to a core capital for sustainable development, reflecting the evolving priorities of SCO nations in ensuring quality security for their urban environments [7].