The Jilin-1 Gaofen 02B satellite, which belongs to the Jilin-1 satellite family, is launched with Kuaizhou-1A (KZ-1A) from the Taiyuan Satellite Launch Center in north China's Shanxi Province Dec. 7, 2019. The new optical remote sensing satellite will form a network with the 14 previously launched Jilin-1 satellites, providing remote sensing data and services for agriculture, forestry, resources and environment. (Photo by Zheng Taotao/Xinhua)