Du Zhongshan, head of the maintenance team and technician of Zongbeili Road Maintenance Work Area of the Transportation Development Center of Alxa League, was awarded the title of the most beautiful road maintenance worker in the autonomous region and the national transportation technology expert. The small road dust blowers of traction type and vehicle mounted type with high efficiency and low cost have been successfully transformed and put into maintenance production. In the process of use, the cleaning effect is obvious; The snow shovels were refitted on three Steyr Dongfeng trucks and one loader, which saved 40000 yuan compared with the purchase of the manufacturer, so that the winter snow removal work in the work area was mechanized and the efficiency of snow removal was greatly improved; The road sweeper was successfully transformed, the tractor trailer was modified, and the rotary snow melting spreader and other equipment were transformed to improve the work efficiency@ Inner Mongolia Autonomous Region Federation of Trade Unions