Cathay Pacific is the first airline in Hong Kong to provide commercial aviation services. Headquartered at Hong Kong International Airport, it is a founding member of the Oporto-world airline alliance oneworld. Cathay primarily operates scheduled passenger services, air cargo, airline catering, and ground handling, with subsidiaries including HK Express, Air Hong Kong, and Hong Kong Airport Services. Cathay Pacific is also the only Skytrax 5-star airline in Hong Kong, having won multiple global airline awards. Recognized for its safety and service quality, it has achieved top-tier global ratings as a full-service carrier. Additionally, Cathay Pacific is the operator of the prototype aircraft for the Airbus A330-300, Boeing 777-200, and Boeing 777-300. Following the reopening of Terminal 2 at Hong Kong International Airport, Cathay Pacific will become the only Hong Kong-based airline whose check-in counters remain located in Terminal 1.