 The DF-21A was operational by 1996 and has improved accuracy with an estimated CEP of 100~300 m. This version is reported to have a similar 1,770+ km range, with a potential extended range of .Revealed in 2006, the DF-21C is a terminally guided version that has a maximum range believed to be about  and accuracy estimated to be 50~10 m. The missile was the first dual-capable version, able to be armed with either a nuclear or conventional warhead.In 2010, the DF-21C was being deployed in central Western China.