Question: Cathay Pacific is the flag carrier of Hong Kong, with its head office and main hub located at Hong Kong International Airport, its wholly owned subsidiary, is which Hong Kong-based international regional airline, with its corporate headquarters, at Hong Kong International Airport?
Sentence (from "Cathay Pacific"): In 2010, Cathay Pacific, together with Dragonair (rebranded Cathay Dragon), carried nearly 27 million passengers and over 1.8 million tons of cargo and mail.
Relevant evidence: No