Xin Lang Cai Jing·2026-02-26 10:21Core Insights - The Bank of China Tancheng Economic Development Zone branch identified suspicious ATM card swallowing incidents, leading to the discovery of fraudulent activities involving multiple bank cards [1][3] Group 1: Incident Discovery - On February 4, the bank noticed two cards were swallowed by the ATM, both belonging to the same individual, with matching handwriting on the back indicating names and passwords [1][3] - The suspicious behavior included a sequence of password testing, balance inquiry, and withdrawal attempts [1][3] Group 2: Fraud Prevention Actions - The bank reported the incident to the Tancheng County Public Security Bureau's anti-fraud center and conducted a thorough review of the suspicious transaction records [1][4] - From February 3, between 18:32 and 19:07, 21 card transactions were flagged, totaling 93,500 yuan, all of which were rejected due to alerts from the ATM's anti-fraud monitoring system [1][4] Group 3: Follow-up and Arrests - Following the identification of the fraudulent activities, the bank organized a team to investigate recent abnormal withdrawal patterns at ATMs [4] - On February 1, between 17:55 and 18:14, 16 transactions were recorded, amounting to 99,500 yuan, all linked to the same individual, which were also rejected by the monitoring system [4] - The anti-fraud center acted promptly to halt the related bank accounts, leading to the arrest of three individuals and the freezing of 35 bank cards, preventing the loss of 193,000 yuan [4]