ðə pˌiːˌɑːɹsˈiː hɐz dɪvˈɛləpt ɐn ɪmpɹˈuːvd vˈɛɹiənt ʌvðə dˌiːˈɛf θˈɜːɾi wˈʌn ˈeɪ kˈɔːld ðə dˌiːˈɛf θˈɜːɾi wˈʌn ˌeɪdʒˈiː dʒˈiː stˈændz fɔːɹ tʃˈaɪniːzlˌɛɾɚ ɡˈæiː, "mˈɑːdᵻfˌaɪd ɔːɹ dˌiːˈɛf θˈɜːɾi wˈʌn bˈiː wɪð ɐn ˈɔfɹˈoʊd ˈeɪt ˈæksəl tˌiːˌiːˈɛl ænd mˈɜːv.
The PRC has developed an improved variant of the DF-31A called the DF-31AG (G stands for 改 (Gaï), "modified)  or DF-31B with an off-road 8 axle TEL and MIRVs.