“50升油箱加67.96升汽油”原因查明，加油站竟隐藏这些猫腻

Group 1 - The core issue revolves around complaints from car owners regarding overcharging at gas stations, specifically a case where a 50-liter fuel tank was reported to have been filled with 67.96 liters of gasoline, leading to a confirmed overcharge of 200 yuan [2] - The initial investigation attributed the overcharging to a malfunction in the gas pump's software and hardware, resulting in repeated billing [2] - The incident has highlighted ongoing issues with gas pump measurement accuracy, with past cases revealing various methods of manipulation, including software tampering and hardware modifications [2][3] Group 2 - Reports indicate that some gas stations have employed sophisticated cheating methods, such as installing unauthorized software to control fuel measurement, resulting in discrepancies where consumers receive less fuel than indicated [3] - Regulatory bodies have initiated multiple rounds of targeted governance against fuel measurement fraud, with significant actions taken in Guangdong Province, where 85 cases were investigated, leading to administrative penalties totaling 17.33 million yuan [3] - Industry experts suggest implementing a "technology + regulation" approach to enhance oversight, including upgrading to electronic seals for better security and developing a smart regulatory platform for real-time monitoring of fuel transactions [4]