Visitors take photos of China's first self-developed turboshaft engine on Zhuhai Airshow of south China's Guangdong Province, Nov. 2, 2016. (Xinhua/Li He)
Visitors take photos of China's first self-developed turboshaft engine on Zhuhai Airshow of south China's Guangdong Province, Nov. 2, 2016. (Xinhua/Li He)