The China Aerospace Science and Technology Corporation (CASC) is the main contractor for the Chinese space program. It is state-owned and has a number of subordinate entities which design, develop and manufacture a range of spacecraft, launch vehicles, strategic and tactical missile systems, and ground equipment. It was officially established in July 1999 as part of a Chinese government reform drive, having previously been one part of the former China Aerospace Corporation. Various incarnations of the program date back to 1956.
Tianlian 1 is a Chinese data tracking and relay communications satellite series. Tianlian 1-04 is the fourth satellite in the constellation. It provides communication coverage for the crewed Shenzhou missions, from Shenzhou 7 onwards. Functionally, it is similar to the United States Tracking and Data Relay Satellite System (TDRS).
Geostationary Transfer OrbitA batch of 29 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.
2 satellites built by the China Aerospace Science and Industry Corporation (CASIC) for testing operations of Very Low Earth Orbit (VLEO) satellites f…
3 Chinese satellites reported to be for "orbital technological testing" purposes. Actual usage not known.
A batch of 28 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.
A batch of 29 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.