Table 3.
Results of community detection.
| Community division | Provinces |
|---|---|
| Community 1 | Shaanxi, Beijing, Shanghai, Hubei, Chongqing, Jiangsu, Jilin, Shandong, Hainan |
| Community 2 | Heilongjiang, Liaoning, Henan, Hunan, Sichuan, Guangxi, Tianjin, Hebei |
| Community 3 | Guangdong, Fujian, Anhui, Jiangxi, Guizhou, Yunnan, Ningxia, Gansu, Inner Mongolia, Xizang |
| Community 4 | Zhejiang, Shanxi, Qinghai, Xinjiang |