中央督察组揭天津机动车检测乱象：机构作假，计量院违规出证

Core Viewpoint - The environmental protection situation in Tianjin is severe, with significant issues in air quality and management of volatile organic compounds (VOCs) in traditional industries, as well as notable problems with vehicle emission testing integrity [1][2]. Group 1: Air Quality and Pollution Control - In 2024, Tianjin's proportion of days with good air quality was 73.2%, which is 14 percentage points lower than the national average [1]. - The average concentration of PM2.5 in Tianjin was 38.1 micrograms per cubic meter, exceeding the national average by 8.8 micrograms per cubic meter [1]. - The report indicates that there is still a gap in improving air quality in certain areas of Tianjin [1]. Group 2: Vehicle Emission Testing Issues - In October 2025, inspections revealed that two out of five vehicle emission testing agencies were involved in fraudulent activities [1]. - Chao Yi Vehicle Testing Company altered testing system parameters and issued false inspection reports for 81 vehicles between October 9 and 12 [1]. - High Ke Vehicle Testing Company provided false inspection reports for 16 diesel trucks using uncalibrated filters from October 9 to 11 [1]. - The Tianjin Metrology Supervision and Testing Research Institute issued calibration certificates without following required standards, contributing to the integrity issues in vehicle testing [1]. Group 3: Regulatory and Oversight Challenges - The inspection team noted a lack of urgency and understanding among local authorities regarding the seriousness of air quality improvement [2]. - There is inadequate implementation of responsibilities for pollution control, leading to insufficient progress in key areas [2]. - Further investigations and follow-up inspections are planned to address these issues [2].