What is the Chinese Dongfeng-21 Medium-Range Ballistic Missile?

Dongfeng-21 ballistic missile (DF-21, NATO code name: CSS5) is a mobile medium-range ballistic missile developed by the People’s Republic of China. It is the People’s Liberation Army’s first solid-fuel propelled and maneuverable missile, and it is also the world’s first. This anti-ship ballistic missile has the significance of a missile milestone. At present, it belongs