to the passage below and then answer the question afterwards in the same language as the passage: Passage: Airbus opened an assembly plant in Tianjin, People's Republic of China for its A320 series airliners in 2009. Airbus began constructing a $350 million component manufacturing plant in Harbin, China in July 2009, which will employ 1,000 people. Scheduled to be operated by the end of 2010, the 30,000 square meter plant will manufacture composite parts and assemble composite work-packages for the A350 XWB, A320 families and future Airbus programs. Harbin Aircraft Industry Group Corporation, Hafei Aviation Industry Company Ltd, AviChina Industry & Technology Company and other Chinese partners hold the 80% stake of the plant Airbus while controlling the remaining 20%.North America is an important region to Airbus in terms of both aircraft and sales suppliers. North America is an important region to Airbus in terms of both aircraft and sales.
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