天融信完成某地铁集团综合监控系统安全改造项目交付

Group 1 - The core viewpoint of the article is that Tianrongxin has successfully completed a comprehensive monitoring system security renovation project for a subway group, which enhances the safety of the subway operations [1] Group 2 - The project covers 3 subway lines and nearly 40 stations, indicating a significant scale of implementation [1] - More than 100 sets of security equipment have been deployed as part of the project, showcasing the company's commitment to improving safety standards [1]