OICA: The International Automobile Manufacturers Association is a OICA is a world-class automotive organization, the only international organization and representative federation of the global automobile manufacturing industry; formed by the world's automobile manufacturers, with members on all five continents; the World Automobile Organization was founded in 1919 and is headquartered in Paris. The United States, Germany, Japan, France, Italy, Korea, India, Russia, Brazil and more than 40 major automobile production countries, and has been widely recognized by the relevant organizations around the world.

OICA publishes and publicizes the policies and positions of the global automotive industry, studies common problems facing the sustainable development of the automotive industry, promotes technological innovation in the automotive industry, participates in the United Nations ECE/WP29 international automotive technology regulation-making activities, publishes global automotive production statistics, and organizes and arranges international automotive exhibitions. The conference also organizes and arranges international automotive exhibitions.

The International Organization of Motor Vehicle Manufacturers was founded in Paris in 1919. It is known as the "Organisation Internationale des Constructeurs d'Automobiles" (OICA).

The organization's membershipcomprises 35 national trade associations around the world, The organization's membershipcomprises 35 national trade associations around the world, including all major automobile manufacturing countries, thereby covering virtually the entire motor vehicle industry all over the world.