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In order to solve the difficult problem of dynamic driving detection in vehicle transportation for a long time, Jiaozuo Transportation Bureau took the lead in using 4G platform for dynamic supervision of driver behavior, so as to reduce driving accidents. According to the data provided by Jiaozuo freight company, this paper analyzes the internal relationship among vehicle qualified rate, 4G video vehicle monitoring and evaluation project score and alarm record. And according to the relationship between the three, we use SPSS software to analyze the correlation and cluster of freight companies, and study the closed-loop disposal and company policy of companies with good operation.