It is based on the cities determined by the government administrative departments of the regions in the continents of the world.The area is called a city, which is what we recognize as a city.
In order to facilitate authentication, 1. If the urban population is below 100,000 (including 100,000), an authenticator shall be appointed. 2. If the urban population is more than 100,000 and less than 500,000 (including 500,000), there shall be two authenticators. Divide the city into south, north or east and west based on the central point of the city,and each authenticator is responsible for the south or north, east or west of the city. 3. If the urban population is more than 500,000,there are four authenticators.Taking the central point of the city as the center,draw cross to divide the city into southwest, northwest, southeast and northeast.Each part of the city has one authenticator.
To facilitate the search of authenticated the members of the International city cooperation clusters, all published the members of the International city cooperation clusters are sorted by the first alphabetic letter of the name of the city in which they are locate.
All the public display is the name or nickname of the members of the International city cooperation clusters, and the email for contact. A member of the international city cooperation clusters who is the authenticator will be indicated as the authenticator after their name or nickname.