In order to reduce the risk of the spread of Covid-19, in the case of the closure of cities and roads during the epidemic, some cities carried out spray and disinfection along the street. Among them, the high-efficiency dust suppression vehicle (spray vehicle, commonly known as fog gun car) equipped with V&T high-performance E-Drive controller played an active role in the "front line" of the pneumonia epidemic, contributing to the anti-epidemic sniper war and guarding city security.

Dust suppression vehicle is new type of sanitation vehicle that has been born in the sanitation vehicle industry in recent years. Mainly used for spraying, dust-fall and removing haze, It has the purposes of air purification, garden greening, municipal sanitation, disinfection and sterilization, pesticide spraying, etc. It is another powerful force in sanitation vehicles.