中国发展网李揽月记者朱波报道上午8时30分，天津西站1号站台。流线型的"复兴号"列车静伏轨上。商 务旅客王先生找到靠窗座位，打开笔记本电脑，熟练地连接电源。"去大兴机场搭乘十一点多的航班， 行李刚刚都已经托运好了，时间绰绰有余。"他看了眼手表，语气轻松，"这在过去，天不亮就得出发， 现在就像坐了一趟跨城地铁。" 这是位于红桥区的天津西站再普通不过的一个早晨，却因一条新动脉的搏动，呈现出全新的节奏。2023 年的12月18日，天津西站至北京大兴国际机场铁路(以下简称津兴城际铁路)正式开通运营。今年6月20 日，北京大兴国际机场天津西站城市航站楼启动运行，标志着京津冀交通一体化迈入新阶段。 津兴城际铁路、西站城市航站楼划出了一条效率的直线。它不只连接了两座城市，更直接刺穿了时空的 隔膜。 "40分钟，一杯咖啡还没凉透，人已经从天津的办公室到了机场的登机口。"中铁十五局集团第五工程有 限公司副总经理黄毅功这样形容道。该企业坐落在湘潭道1号，和天津西站仅一桥之隔，"我们企业的工 程项目遍及全国以及海外，很多工程师需要长期飞往各地，津兴城际的开通，我们是直接受益者，它极 大提升了出行体验。"黄毅功说。 "尤其是津兴城际 ...

Core Viewpoint - The article emphasizes the importance of enhancing public services in the Beijing-Tianjin-Hebei (Jing-Jin-Ji) region to improve people's well-being and promote common prosperity, aligning with China's modernization goals [1][2]. Public Service Development - The Jing-Jin-Ji region has made significant progress in public service co-construction and sharing, responding to public needs and enhancing the accessibility of services [1][2]. - The high-speed rail network has expanded from 1,284 kilometers in 2013 to 2,669 kilometers by 2024, achieving full coverage of all prefecture-level cities and creating a "one-hour traffic circle" [1]. Environmental Protection - The PM2.5 annual average concentration in the Jing-Jin-Ji region is expected to decrease by over 60% compared to 2013, with a significant increase in the number of days with good air quality [2]. Education Collaboration - A joint education development action plan has been established, focusing on resource sharing, teacher exchanges, and collaborative schooling to enhance the quality of education across the region [2][3]. Social Security Integration - The Jing-Jin-Ji social security card has become a convenient tool for residents, enabling access to 44 social service items, medical expense settlements in over 64,000 medical institutions, and transportation services across 3,900 routes [2]. Challenges in Public Service Sharing - There are still barriers to public service sharing, such as the lack of unified standards and systems across the three regions [2][3]. Recommendations for Improvement - Suggestions include enhancing cooperation mechanisms, strengthening employment policies, focusing on key livelihood areas, and leveraging the Xiong'an New Area as a model for public service development [3][4].