Press – Workers assemble the Boying T1400 Tandem Rotor Unmanned Helicopter at the factory of United Aircraft in Harbin, Northeast China’s Heilongjiang province.
China completes tests of the Boying T1400 Tandem Rotor Drone.
Press – Workers assemble the Boying T1400 Tandem Rotor Unmanned Helicopter at the factory of United Aircraft in Harbin, Northeast China’s Heilongjiang province.