LONDON -(Dow Jones)- Rolls-Royce Group PLC (RYCEY), the global power systems company, said Monday it has won a $230 million share of an order from Air China for V2500 engines to power a total of 22 Airbus A320 and A321 aircraft. MAIN FACTS: -The contract includes a long-term service agreement, with aircraft deliveries starting in 2010. -The V2500 is produced by the International Aero Engines consortium (IAE) in which Rolls-Royce is a senior shareholder. -IAE's other partners are Pratt & Whitney, the Japanese Aero Engines Corporation and MTU Aero Engines. -By London Bureau, Dow Jones Newswires; +44 (0)20 7842 9296; ian.walker@dowjones.com