K-8 mediate trainer jets perform aerobatic flight

K-8 mediate trainer jets attached to the Red Falcon Aerobatic Team of the Aviation University of the Chinese PLA Air Force fly in formation during adaptive flight training in Changchun City, northeast China's Jilin Province, in preparation for the upcoming the 77th anniversary of the Chinese PLA Air Force.(eng.chinamil.com.cn/Photo by Wu Longfei, Chen Jiaao)