China's AC313 large helicopter, on March 18, 2010, the AC313 large civil helicopter independently developed by Aviation Industry Corporation of China (AVIC), made its maiden flight in Jingdezhen, Jiangxi Province. the AC313 helicopter has a maximum take-off weight of 13.8 tons, and can carry 27 passengers or transport 15 casualties at one time, with a maximum range of 900 kilometers. The AC313 helicopter has high safety, reliability and comfort, and can be widely used in the fields of personnel and cargo transportation, search and rescue, disaster relief, urban and forest firefighting, anti-terrorism and stability maintenance, offshore oil and natural gas exploration, regular passenger round-trip transportation, medical rescue, tourism, business flights and other aviation fields.