China launches the Yaogan-30 01 satellites on a Long March-2C rocket from the Xichang Satellite Launch Center in Xichang, southwest China's Sichuan Province, Sept. 29, 2017. The Yaogan-30 01 satellites will conduct electromagnetic probes and other experiments. The launch is the 251st flight mission of the Long March rocket family. (Xinhua/Bai Xiaofei)