North China:
Hei, Ji, Liao, Nei, Beijing, Tianjin, Hebei, Shandong, Jin
East China:
Zhejiang, Shanghai, Jiangsu, Anhui
Central China:
Hubei, Hunan, Henan, Jiangxi, Shaan, Chongqing
South China:
Min, Yue, Qiong, Qian, Dian, Gui
West China:
Sichuan, Ning, Qing, Gan, Xi, New