Member associations
| West Asia |
|---|
 Bahrain |
 Iran |
 Iraq |
 Jordan |
 Kuwait |
 Lebanon |
 Palestine |
 Qatar |
 Syria |
 United Arab Emirates |
 Saudi Arabia |
| East Asia |
|---|
 China |
 Chinese Taipei |
 DPR Korea |
 Hong Kong China |
 Japan |
 Korea Republic |
 Macau China |
 Mongolia |
| South Asia |
|---|
 Afghanistan |
 Bangladesh |
 India |
 Maldives |
 Nepal |
 Pakistan |
 Sri Lanka |
 Bhutan |
| South-East Asia |
|---|
 Brunei |
 Cambodia |
 Indonesia |
 Laos PDR |
 Malaysia |
 Philippines |
 Singapore |
 Thailand |
 Timor Leste |
 Vietnam |
 Myanmar |
| Central Asia |
|---|
 Kazakhstan |
 Kyrgyzstan |
 Tajikistan |
 Turkmenistan |
 Uzbekistan |