North China, shandong, Beijing, tianjin, hebei, shanxi, Inner Mongolia
Northeast, liaoning, jilin, heilongjiang
East China: Shanghai, jiangsu, zhejiang, anhui, jiangxi
South China: guangdong, guangxi, fujian and hainan
Southwest China: chongqing, sichuan, guizhou, yunnan and Tibet
Northwest, shaanxi, gansu, qinghai, ningxia, xinjiang
Central China, henan, hubei, hunan