精准打击：警企协同作战见成效 本月行动的成功，得益于建立的警企协同机制。反诈专班通过智能监测系统发现异常号码后，立即启动深度核查，对 涉诈号码的入网轨迹、使用区域进行溯源分析。这些精准线索以最快速度反馈给公安机关，助力警方精准布控。警企 双方通过紧密配合，在摸清团伙作案规律后联合开展收网行动，形成了"技术反制+精准预警+快速打击"的一体化作战 模式。 重点防范：加强机房安防预警 九月，山东联通积极配合公安机关开展"打猫"专项行动，针对写字楼、医院、单位宿舍及住宅小区弱电间非法安装 VOIP设备的行为进行集中打击，取得显著成效。本月共协助打掉多个犯罪团伙，抓获犯罪嫌疑人数十名，有效遏制 了电信网络诈骗的高发态势。 这些VOIP设备可将境外诈骗电话伪装成本地固定电话，大大增加了诈骗的隐蔽性。诈骗分子通过远程操控这些设 备，实现了作案人与设备的空间分离，给案件侦破带来很大难度。 内部提升：强化员工识别能力 公司高度重视内部培训，专门组织装机运维人员学习设备识别技巧和常见藏匿手段。通过真实案例讲解和模拟演练， 员工对VOIP设备的识别能力和应对水平得到显著提升。在本月行动中，一位智家工程师在接到公司推送的某小区盗 装 ...

Core Viewpoint - The recent successful operations by Liaoning Unicom's Dandong and Benxi branches highlight the effectiveness of the police and telecom companies' collaboration in combating telecom fraud, leading to the arrest of suspects involved in providing communication support to overseas scam groups [1][2]. Group 1: Case Details - Liaoning Unicom's Benxi branch received a suspicious VOIP fixed phone dialing alert and acted swiftly, organizing personnel to investigate within ten minutes [1]. - The police, upon receiving the lead, quickly dispatched a team to the scene, identifying two suspects who illegally installed VOIP equipment in a hospital to assist overseas fraudsters [1]. - The suspect, Wu, was apprehended in Changchun, Jilin Province, and confessed to setting up VOIP devices in multiple locations to facilitate telecom fraud [2]. Group 2: Additional Operations - Dandong's police also reported success in combating telecom fraud, utilizing leads from Dandong Unicom to investigate traditional phone-based scams [4]. - A specialized task force was formed to analyze the information from three related cases, leading to the identification of a single suspect responsible for the crimes [4]. - The suspect, Liu, was arrested in Kuandian and admitted to his involvement in making scam calls [5].

Core Viewpoint - The article discusses the increasing use of VOIP technology by fraudsters to conduct telecom scams, highlighting the methods used and the importance of public awareness and prevention measures. Group 1: VOIP Technology and Its Use in Fraud - VOIP technology allows for the transmission of voice information over the internet, enabling fraudsters to disguise their calls as domestic landline numbers, enhancing the concealment and deception of their activities [1][5] - Criminals can remotely control VOIP devices to make calls and send messages, often impersonating telecom company staff to target vulnerable individuals, particularly the elderly [1][5] Group 2: Case Study and Law Enforcement Response - A specific case in Changzhou involved the discovery of VOIP devices installed in a residential area, leading to the identification and arrest of a suspect who had tools for installing such devices [2][4] - The police were able to extract fingerprints and DNA from the VOIP devices, which aided in tracking down the suspect and dismantling a related criminal operation in Nanjing [4][5] Group 3: Criminal Methods and Patterns - Fraudsters typically install VOIP devices in locations with high fixed-line call volumes, such as hotels and hospitals, to facilitate their scams [5][9] - The devices can convert international numbers into local numbers, misleading victims into believing they are receiving calls from legitimate domestic sources [5][9] Group 4: Public Awareness and Prevention - Authorities emphasize the need for citizens to report suspicious activities, such as unknown individuals installing devices in public areas, and to verify any unsolicited calls claiming to be from service providers [7][10] - The article also highlights the importance of hotels and similar establishments to enhance their security measures against the installation of such fraudulent devices [10]