Core Viewpoint - The operation conducted by Hainan Unicom and local police effectively dismantled a VOIP fraud operation within two hours, showcasing the efficiency of collaborative efforts and the government's zero-tolerance stance towards new forms of cybercrime [1][6]. Group 1: Rapid Response - Hainan Unicom received two leads regarding suspected VOIP fraud at Qiongzhong Li Autonomous County Hospital, prompting immediate action [2]. - The network and information security department halted the suspicious phone lines and alerted the local anti-fraud center to investigate [2]. Group 2: Precise Targeting and Arrest - Law enforcement quickly identified two suspects by 14:30 on the same day, leading to their successful capture [5]. Group 3: Strong Measures and Effectiveness - The entire process from receiving the tip-off to identifying the target took less than two hours, demonstrating a swift and precise response [6]. - Utilizing advanced big data and AI technologies, China Unicom effectively generated actionable leads for targeting [6]. - The rapid response prevented any financial loss to the public and significantly deterred fraudulent activities, highlighting the effectiveness of the anti-fraud measures [6].