Up to now, Jinhua Municipal Market Supervision Bureau * * * has filed and investigated 3 cases of illegal trading of certification certificates 13, and seized 22 invalid CE certificates 122. At the same time, organize a policy presentation meeting for epidemic prevention materials production enterprises, collect foreign certification or registration certificates obtained by medical epidemic prevention materials production enterprises in the city, and take the initiative to connect with relevant departments to help identify legitimacy and effectiveness. At present, the foreign certification and registration certificates obtained by the city's production enterprises have been collected and screened. After screening, 39 certificates of 7 enterprises were identified as valid certificates, which helped enterprises avoid the export risk of epidemic prevention materials in time.