China sends three satellites into space(1/6)

A modified version of the Long March 7 carrier rocket carrying Shijian-23, Shiyan-22A and Shiyan-22B satellites blasts off from the Wenchang Spacecraft Launch Site in south China's Hainan Province, Jan. 9, 2023. (Photo: China News Service/Luo Yunfei)

The Shijian-23 satellite is mainly used for scientific experiments and technical verification, while the Shiyan-22A and Shiyan-22B satellites serve the in-orbit verification tests of new technologies such as space environment monitoring.

A modified version of the Long March 7 carrier rocket carrying Shijian-23, Shiyan-22A and Shiyan-22B satellites blasts off from the Wenchang Spacecraft Launch Site in south China's Hainan Province, Jan. 9, 2023. (Photo: China News Service/Luo Yunfei)

A modified version of the Long March 7 carrier rocket carrying Shijian-23, Shiyan-22A and Shiyan-22B satellites blasts off from the Wenchang Spacecraft Launch Site in south China's Hainan Province, Jan. 9, 2023. (Photo: China News Service/Luo Yunfei)

A modified version of the Long March 7 carrier rocket carrying Shijian-23, Shiyan-22A and Shiyan-22B satellites blasts off from the Wenchang Spacecraft Launch Site in south China's Hainan Province, Jan. 9, 2023. (Photo: China News Service/Luo Yunfei)

A modified version of the Long March 7 carrier rocket carrying Shijian-23, Shiyan-22A and Shiyan-22B satellites blasts off from the Wenchang Spacecraft Launch Site in south China's Hainan Province, Jan. 9, 2023. (Photo: China News Service/Luo Yunfei)

A modified version of the Long March 7 carrier rocket carrying Shijian-23, Shiyan-22A and Shiyan-22B satellites blasts off from the Wenchang Spacecraft Launch Site in south China's Hainan Province, Jan. 9, 2023. (Photo: China News Service/Luo Yunfei)