A WZ-9 attack helicopter lifts off from an airfield in Eastern China's Fujian Province to participate in the round-the-clock flight training. Multi-type helicopters with an Army aviation regiment of the 31st Group Army under the PLA Eastern Theater Command carried out round-the-clock flight training on March 28, 2016 with the purpose of honing troops' all-weather operational capabilities. (Chinamil/Xiao Qingming)
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