yes. According to the content of the query "Rules for judging the scene of fire-fighting products and requirements of relevant standards and specifications for fire doors", it is known that the fire doors should be affixed with the certificate of fire doors, identification marks, nameplates and other certification marks that can prove the trademark, manufacturer, specifications and legal identity information of the fire doors when they leave the factory, so the famous brand logo of fire doors is affixed at the factory. Fire door is a building fire separation facility, which is usually set on the firewall, evacuation exit or pipe well opening, and plays an important role in preventing smoke and fire from spreading and reducing fire losses.