Kuaizhou 1A | Tianmu-1 19-22

Small meteorology research satellites using GNSS radio occultation by CASIC subsidiary Xiyong Microelectronics Park.

Kuaizhou is a family of Chinese "quick-reaction" orbital launch vehicles. Flying since 2013, Kuaizhou 1 and 1A consist of three solid-fueled rocket stages, with a liquid-fueled fourth stage as part of the satellite system.

ExPace is a Chinese space rocket company based in Wuhan, Hubei, China. It is a wholly owned subsidiary of missileer China Aerospace Science and Industry Corporation (CASIC), a Chinese state-owned company, and serves as its commercial rocket division. ExPace is focused on small satellite launchers to low Earth orbit.