APPENDIX 1. Political Regions of China (Index Code)
| A | = | Anhui |
| B | = | Beijing |
| F | = | Fujian |
| Ga | = | Gansu |
| Gd | = | Guangdong |
| Gx | = | Guangxi |
| Gh | = | Guizhou |
| Ha | = | Hainan |
| He | = | Hebei |
| Hl | = | Heilongjiang |
| Hn | = | Henan |
| Hk | = | Hong Kong |
| Hb | = | Hubei |
| Hu | = | Hunan |
| I | = | Inner Mongolia (Nei Mongol, Nei Menggu) |
| Jl | = | Jilin |
| Js | = | Jiangsu |
| Jx | = | Jiangxi |
| L | = | Liaoning |
| N | = | Ningxia |
| Q | = | Qinghai |
| Sa | = | Shaanxi (Shensi, Schensi) |
| Sd | = | Shandong |
| Sh | = | Shanghai |
| Si | = | Sichuan |
| Sx | = | Shanxi |
| Ta | = | Taiwan (Formosa) |
| Ti | = | Tianjin |
| Xb | = | Xishuangbanna |
| Xz | = | Xizang (Tibet) |
| Xi | = | Xinjiang |
| Y | = | Yunnan |
| Zh | = | Zhejiang |