After the "Wedding Gate" incident, an investigation team led by Hangzhou Transportation Department was quickly set up, and an expert group organized by Zhejiang Quality and Technical Supervision and Inspection Institute tested and identified this traffic accident vehicle. The reporter contacted the members of the expert group who handled the accident in many ways, and all said that it was not convenient to be interviewed by the media before the results came out. Subsequently, local media in Hangzhou reported at the end of 1 that experts from AQSIQ were also involved in the "marriage gate" incident.