What is the exhibition card for?

When some exhibitions are arranged and cancelled, the relevant staff of the organizer and the exhibitor need to cancel the license, and the exhibitor needs to do it according to the needs. With the exhibition permit, they can enter the exhibition area free of charge, which is invalid during the exhibition. Supplement: exhibitor's card is used for exhibitors' personnel to enter and leave the venue; The staff of the exhibition organization use the organization's work permit during the exhibition. Visitors use spectator ID cards. Among them, visiting guests use VIP cards, which are special for visiting guests. The contractors, carriers and staff of the service units of the exhibition use the exhibition service certificate. For exhibition media reporters and photographers, it is called press card, sometimes it is also called media card.