![China launches Yaogan-31 remote sensing satellites(1/3)](http://www.ecns.cn/hd/2018/04/10/df89321f0479474896dac9ca8194d14f.jpg)
A Long March-4C rocket carrying the first group of China's Yaogan-31 remote sensing satellites and a micro nano technology experiment satellite is launched from Jiuquan Satellite Launch Center in northwest China's Gansu Province, April 10, 2018. (Xinhua/Wang Jiangbo)