Core Viewpoint - The Nanjing Railway Public Security Bureau has implemented a smart policing system to ensure a safe, orderly, and warm Spring Festival travel season starting from February 2, 2026 [1] Group 1: Smart Policing System - The smart policing system includes video surveillance, facial recognition gates, and big data analysis platforms to monitor and analyze passenger flow in real-time at major railway hubs like Nanjing South Station and Nanjing Station [3] - Portable drone detection and countermeasures have been deployed at key stations to address safety risks posed by unauthorized drone flights and aerial photography [3] Group 2: Service Enhancements - The "Xiao An" robot has been introduced to assist passengers, capable of working over 12 hours and providing emergency response, information queries, and route guidance [5] - "Xiao An" has demonstrated effective service capabilities, assisting elderly passengers with ticketing processes and guiding young mothers to facilities like nursing rooms [7] Group 3: Emergency Response - The special police unit has introduced a bomb disposal robot to perform explosive detection and disposal tasks in hazardous environments, enhancing emergency response capabilities [8] - The comprehensive application of the smart policing system has improved the intelligence level of security work during the Spring Festival and provided a more convenient and warm service experience for travelers [11]