1. Region 1, including all North and South American continents and their adjacent islands, Greenland, Bermuda, the West Indies and Caribbean Islands, and the Hawaiian Islands (including Midway and Palmyra), Cities include New York, Chicago, Los Angeles, etc.

2. Zone 2, including all of Europe (including the European part of the Russian Federation) and its adjacent islands, Iceland, the Azores, all of Africa and its adjacent islands, and Ascension Island and the Asian part located in and including the western part of the Islamic Republic of Iran. Its cities include Moscow, Paris, London, Berlin, etc.

3. Area III includes all of Asia and its adjacent islands except the part already included in Area II, all of the East Indies, Australia, New Zealand and their adjacent islands, and all areas except Area One. Including all Pacific Islands. The cities it belongs to include Beijing, Tokyo, Shanghai, Hong Kong, etc. Extended information

The functions of the International Air Transport Association are:

(1) Negotiate and establish international air passenger and freight rates;

(2) Unify international air transport Rules and regulations;

(3) Through the clearing house, uniformly settle the intermodal business accounts between members and between members and non-members;

(4) Carry out business agency;

(5) Carry out technical cooperation;

(6) Assist member companies to improve airport layout, procedures and standards to improve airport operation efficiency, etc.

Baidu Encyclopedia-International Air Transport Association