High. According to the query Guangzhou Daily shows that the death rate of semi-trailer trucks is 10 times that of private cars.2023 January to July, Shenzhen **** 460 traffic accidents involving heavy tractor-trailer trucks of Shenzhen nationality, including 13 fatal accidents. Year-on-year, from January to July last year, the total number of accidents rose by 63.70%, the number of fatal accidents rose by 30%, and the number of fatalities increased by 30%. Shenzhen traffic police big data statistics, Shenzhen heavy trailers this year, the 10,000-vehicle fatal accident rate of 1.40, ten times the 10,000-vehicle fatal accident rate of Shenzhen private cars.