| Area | Main sample cities |
| Zhejiang | Deputyprovincial cities(Hangzhou, Ningbo); Prefecture-level cities (Wenzhou, Jiaxing, Huzhou, Shaoxing, Jinhua and Quzhou, Zhoushan, Taizhou, Lishui); County-level cities (Yuhang, Lin’an, Chun’an, Yuyao, Fenghua, Ninghai, Rui’an, Leqing, Yongjia, Cangnan, Shangyu, Zhuji, Deqing, Changxing, Anji, Haining, Pinghu, Tongxiang, Jiashan, Haiyan, Dongyang, Yiwu, Linhai, Wenling, Sanmen) |
| Shanghai | Municipality (Shanghai); Deputy prefecture-level cities (Songjiang, Jinshan) |
| Jiangsu | Deputyprovincial cities (Nanjing); Prefecture-level cities (Wuxi, Xuzhou, Changzhou, Suzhou, Nantong, Lianyungang, Huai’an, Yancheng, Yangzhou, Zhenjiang, Taizhou and Suqian); County-level cities (Yixing, Liyang, Kunshan, Danyang, Jurong, Jiangning, Lishui) |
| An’hui | Prefecture-level cities (Hefei, Wuhu, Huainan, Ma’an’shan, Huaibei, Tongling, Anqing, Huangshan, Fuyang, Suzhou, Chuzhou, Liu’an, Xuancheng, Chizhou, Haoozhou); County-level cities (Quanjiao, Dingyuan, Guangde, Dongzhi) |
| Jiangxi | Prefecture-level cities (Nanchang, Jiujiang, Shangrao, Pingxiang, Yingtan); County-level cities (Yushan, Pengze, Hukou) |
| Fujian | Prefecture-level cities (Fuzhou, Ningde); County-level cities（Fuding） |
| Hu’nan | Prefecture-level cities (Changsha, Zhuzhou, Xiangtan, Changde) |