山东联通协同警方精准打击，铲除诈骗窝点土壤

Group 1 - The core viewpoint of the article emphasizes the proactive measures taken by Shandong Unicom to combat telecom network fraud, particularly through the "Cat Catching Action" initiative led by the Ministry of Industry and Information Technology [1][3] - Shandong Unicom has successfully identified multiple illegal dens providing account registration and traffic diversion services for fraud gangs by analyzing traffic models, flow data, and registration information [3] - The company has reported significant results from its collaboration with law enforcement, leading to the dismantling of several fraud operation sites and the seizure of numerous fraudulent devices and illegal SIM cards [3] Group 2 - Internally, Shandong Unicom is enhancing its internal control management to strengthen security measures, including upgrading the management mechanisms for bulk SIM card registrations [4] - The company is implementing a combination of technical and human defenses to quickly identify and address abnormal card registration behaviors, aiming to prevent the misuse of SIM cards for fraudulent activities [4] - The ongoing battle against telecom fraud is recognized as a long-term effort, with Shandong Unicom planning to maintain a high-pressure stance and deepen collaboration with law enforcement using advanced technology and stricter internal controls [6]