The KL-Beta A and B, satellites are test satellites for a global multimedia satellite system for the German company KLEO Connect and the Chinese company Shanghai Spacecom Satellite Technology. The satellites were built by CAS Microspace and feature a Ka-band communications payload. The prototype system also includes another satellite “GMS-T” built by OHB System of Germany.

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.