Douyin is a convenient platform for taking photos of violations. The public participates in traffic safety management through the Suishipai platform, which can most intuitively reflect the dynamic changes in road traffic violations and accidents, reflect the bad urban traffic habits such as random parking of motor vehicles, illegal operations, and failure to yield to pedestrians, and reflect the "discourteous" behavior The deep-seated reasons for the long-term existence of traffic violations such as pedestrians, illegal occupation of non-motorized lanes, and violation of prohibition signs. Douyin is a music and creative short video social software incubated by ByteDance.