China's Peoples Liberation Army Navy is reportedly undergoing sea trials on its first aircraft carrier.
The unfinished Soviet Kuznetsov-class aircraft carrier, named 'Varyag', which was purchased by China from Ukraine in 1998, was renovated at a shipyard in Dalian.
The US Defense Department said the ship was acquired to initiate a programme to train 50 pilots to operate fixed-wing aircraft from an aircraft carrier.