Socialized environmental monitoring,as one of the important approaches for environmental monitoring in China,directly affects the effectiveness of our country's environmental protection efforts.However,at present,there are many quality issues in the socialized environmental monitoring data in China,which need continuous improvement and refinement.Therefore,this paper conducts an in-depth analysis of the existing data quality problems in the domestic socialized monitoring industry through literature research methods,clarifies the main factors affecting the quality of socialized environmental monitoring data in China,and proposes targeted countermeasures from the perspectives of optimizing management systems,improving personnel quality,and upgrading technical equipment.The research conclusions are of great significance for improving the socialized environmental monitoring system in China and enhancing the overall level of environmental protection in our country.