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flag Hanoi launched a cashless, automated metro system on December 5, 2025, using biometrics and digital payments across 12 stations.

flag On December 5, 2025, Hanoi launched a fully automated, cashless metro system on its Cat Linh–Hà Đông line, integrating biometric verification, digital ID, and contactless payments via Visa, NFC, QR codes, and bank cards. flag The system, deployed across 12 stations, uses AI-powered facial recognition and open-loop payment technology, supporting both local and international methods. flag Backed by government agencies and developed with Vietnamese firms, it follows a successful trial and aims to enhance security, speed, and data-driven transit management. flag Free rides were offered to celebrate the launch, with plans to expand to other lines by early 2026.

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