Thai Airways International Public Co. Ltd. engages in the airlines business that transport passengers, goods, parcels, and postal through air transportation. It operates through the following segments: Air Transportation Activities, Business Units, and Other Activities. The Air Transportation Activities segment comprises of passenger, freight, and mail services. The Business Units segment involves transportation activities, which include cargo and mail commercial, ground customer services, ground support equipment services, and catering services. The Other Activities segment are transportation supporting activities, which include dispatch services, sales on board, thai shop, technical services, and operation of subsidiaries. The company was founded on August 24, 1959 and is headquartered in Bangkok, Thailand.