Dong-Feng 21 – China Aerospace Science and Technology Corporation Family: Dong Feng meters Length: 10.7 meters Diameter: 1.4 meters Launch Mass: 14 Low Earth Orbit Capacity: The Dong-Feng 21 was manufactured by China Aerospace Science and Technology Corporation with the first launch on 1985-05-01. Dong-Feng 21 has 0 successful launches and 0 failed launches with a total of 0 launches. The Dong-Feng 21 is a two-stage, solid-fuel rocket, single-warhead medium-range ballistic missile (MRBM) in the Dong Feng series developed by China Changfeng Mechanics and Electronics Technology Academy. 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. China Aerospace Science and Technology Corporation is a Government CHN entity that was founded in 1999 and is administered by Chairmen & President: Lei Fanpei. China Aerospace Science and Technology Corporation has 233 successful launches and 10 failed launches with a total of 243 launches.