China's first indigenously developed civilian helicopter has completed a successful maiden flight in Jingdezhen, in the eastern province of Jiangxi.The heavy-lift AC313 helicopter, built by the state-owned Aviation Industry Corporation of China can carry 27 passengers or up to 13.8 tonnes.It is designed to be used for rescue missions in earthquakes, typhoons and other natural disasters. It is the latest advance for the country's ambitious aerospace industry. The AC313 has a maximum range of 900 kms.