![](http://www.ecns.cn/hd/2021/04/09/895512c4ff4643ac8fef891c2913bf1e.jpg)
A Long March-4B carrier rocket carrying a satellite, the third of the Shiyan-6 series, blasts off from the Taiyuan Satellite Launch Center in north China's Shanxi Province, April 9, 2021. China successfully sent the experiment satellite into planned orbit. (Photo/China News Service)
![](http://www.ecns.cn/hd/2021/04/09/5b5440d0430e467bad1c5ffdfc4740aa.jpg)
A Long March-4B carrier rocket carrying a satellite, the third of the Shiyan-6 series, blasts off from the Taiyuan Satellite Launch Center in north China's Shanxi Province, April 9, 2021. China successfully sent the experiment satellite into planned orbit. (Photo/China News Service)
![](http://www.ecns.cn/hd/2021/04/09/11555442c8144e1c9e04944968b71f8b.jpg)
A Long March-4B carrier rocket carrying a satellite, the third of the Shiyan-6 series, blasts off from the Taiyuan Satellite Launch Center in north China's Shanxi Province, April 9, 2021. China successfully sent the experiment satellite into planned orbit. (Photo/China News Service)
![](http://www.ecns.cn/hd/2021/04/09/d8c434e7078e44cabb1a9d4244647c4a.jpg)
A Long March-4B carrier rocket carrying a satellite, the third of the Shiyan-6 series, blasts off from the Taiyuan Satellite Launch Center in north China's Shanxi Province, April 9, 2021. China successfully sent the experiment satellite into planned orbit. (Photo/China News Service)