China sends two Shiyan satellites into space(1/3)

A Long March-7A rocket carrying Shiyan-12 01 and Shiyan-12 02 satellites blasts off from the Wenchang Spacecraft Launch Site in south China's Hainan Province, Dec. 23, 2021. (Photo: China News Service/Luo Yunfei)

Shiyan means "experiment" in Chinese. The pair of satellites will do space environment surveys and other related technology tests. The mission marked the 402nd flight of the Long March carrier rockets.

A Long March-7A rocket carrying Shiyan-12 01 and Shiyan-12 02 satellites blasts off from the Wenchang Spacecraft Launch Site in south China's Hainan Province, Dec. 23, 2021. (Photo: China News Service/Luo Yunfei)

A Long March-7A rocket carrying Shiyan-12 01 and Shiyan-12 02 satellites blasts off from the Wenchang Spacecraft Launch Site in south China's Hainan Province, Dec. 23, 2021. (Photo: China News Service/Luo Yunfei)