Cathay Pacific is reciprocally one of the major shareholders of Air China. On 6 November 2017, Qatar Airways acquired a 9.6% shareholding of Cathay Pacific, becoming its 3rd largest shareholder. Cathay Pacific is the world's tenth largest airline measured in terms of sales, and fourteenth largest measured in terms of market capitalisation. In 2010, Cathay Pacific became the world's largest international cargo airline, along with main hub Hong Kong International Airport as the world's busiest airport in terms of cargo traffic. It is one of the founding members of the Oneworld alliance. Cathay Pacific's subsidiary Cathay Dragon is an affiliate member of
Cathay Dragon owned subsidiary, provides ground handling services to the airline at Hong Kong International Airport. Their services include airside/landside operations, airport lounge, baggage services, cargo services, ramp services, ticketing & Information, station control and flight operations. On 1 November 2008, HIAS was integrated into Hong Kong Airport Services Ltd (HAS), a joint venture between Dragonair and Cathay Pacific, to become one of the Asia's largest airport services providers. On 1 December 2008, HAS became a wholly owned subsidiary of Cathay Pacific. Cathay Dragon Hong Kong Dragon Airlines Ltd (Chinese: 港龍航空有限公司), operating brand as Cathay Dragon (Chinese: 國泰港龍航空) and previously as Dragonair,