Central Plains Mandarin

Central Plains Mandarin, or Zhongyuan Mandarin, is a variety of Mandarin Chinese spoken in the central and southern parts of Shaanxi, Henan, southwestern part of Shanxi, southern part of Gansu, far southern part of Hebei, northern Anhui, northern parts of Jiangsu, southern Xinjiang and southern Shandong.
The archaic dialect in Peking opera is a form of Zhongyuan Mandarin.
Among Hui people, Zhongyuan Mandarin is sometimes written with the Arabic alphabet, called Xiao'erjing.

Subdialects

Zheng-Kai region: e.g. Kaifeng dialect, Zhengzhou dialect
Luo-Song region: e.g. Luoyang dialect
Nan-Lu region: e.g. Nanyang dialect
Luo-Xiang region: e.g. Zhumadian dialect
Shang-Fu region: e.g. Shangqiu dialect, Fuyang dialect
Xin-Beng region: e.g. Xinyang dialect, Bengbu dialect
Yan-He region: e.g. Jining dialect
Xu-Huai region: e.g. Xuzhou dialect
Fenhe region: e.g. Linfen dialect, Wanrong dialect
Guanzhong region, e.g. Xi'an dialect
Qin-Long region: e.g. Xining dialect, Dunhuang dialect
Longzhong region: e.g. Tianshui dialect, Dingxi dialect
Hezhou Region: e.g. Gangou dialect
Nanjiang Region: e.g. Yanqi dialect, Tulufan dialect
*Dungan language, written in Cyrillic, introduced many Russian loanwords, spoken mainly in Chu Valley and Fergana Valley in Central Asia

In some varieties of Central Plains Mandarin, some phonological changes have affected certain syllables but not Standard Chinese.
Standard Mandarin's, and have shifted to before. has shifted to before in some varieties, such as the Yanhe subgroup and the Guanzhong subgroup.

The phenomenon of and being shifted to before and can be found in Linyou and Wugong

	布	跛	坡	朴
Middle Chinese Initial
Pinyin	bù	bǒ	pō	pǔ
Standard Mandarin
Certain varieties of Central Plains Mandarin