An AC311 multi-purpose helicopter, developed and manufactured by the Aviation Industry Corporation of China (AVIC), is seen during its first test flight in Tianjin, Nov 8, 2010. The two-tonne AC311 helicopter, developed and manufactured by the Aviation Industry Corporation of China (AVIC), has a seating capacity of six and can be used for flight training, policing, communication command, aerial photography, medical aid, power line patrol, forest fire prevention and pest control. [Xinhua]