中国语言地图集
Northeastern Mandarin varieties are spoken in the northeastern part of China, in the provinces of Liaoning (except its southern part from Dalian to Dandong where Jiaoliao Mandarin is spoken), Jilin and Heilongjiang, and in some northern parts of Inner Mongolia. The number of speakers was estimated in 1987 as 82 million. The "Language Atlas of China" divided Northeastern Mandarin into three subgroups, following a classification be Hè Wēi based on the occurrence of nasal initials in words having a zero initial in Beijing: