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PRESS RELEASE

Hong Kong Airlines Selects Pratt & Whitney PW4000 Advantage70™ Engines in $470 Million Deal

SINGAPORE AIR SHOW, Friday, February 5, 2010

Hong Kong Airlines has selected Pratt & Whitney's PW4170 Advantage70™ engine to power six new Airbus A330 aircraft. The memorandum of understanding, valued at approximately $470 million at list prices, includes two spare engines and a fleet management program. Pratt & Whitney is a United Technologies Corp. (NYSE:UTX) company.

"We are very pleased with the fuel burn and environmental performance benefits of the PW4170 Advantage70 engine," Wang Jun Shan, general manager, Purchasing Management Department, of HNA Group, parent company of Hong Kong Airlines. "We look forward to extending these benefits to our customers."

"Pratt & Whitney is proud that HNA Group is the second Chinese carrier to select the PW4170 Advantage70 engine to power its new Airbus A330 aircraft," said Todd Kallman, president, Commercial Engines & Global Services, Pratt & Whitney. "The Advantage70 engine has performed extremely well since entering service last year."

Pratt & Whitney offers the Advantage70 both as a new engine and as an upgrade kit for existing engines. The upgrade includes a suite of technology enhancements that can be incorporated into a fleet during engine overhaul. Advantage70 technology delivers superior engine performance, including a 2 percent thrust increase, a 1 percent reduction in fuel consumption, increased durability, and reduced maintenance costs.

Pratt & Whitney is a world leader in the design, manufacture and service of aircraft engines, space propulsion systems and industrial gas turbines. United Technologies, based in Hartford, Conn., is a diversified company providing high technology products and services to the global aerospace and commercial building industries.