Three types of pavilions to be grouped by the Continent each country belongs to or by their nature are available for official participants:

Type 1: refers to a pavilion designed and built by an official participant on the plot allocated by the Organizer, or Self-built Pavilion;

Type 2: refers to a stand-alone pavilion built by the Organizer and rented to an official participant, or Rented Pavilions;

Type 3: refers to the covered exhibition space in a joint pavilion constructed by the Organizer and allocated to developing countries free of charge, or Joint Pavilion.