Registered Countries are a coloured link
| Afghanistan | Japan | Palestine | United Arab Emirates |
| Armenia | Jordan | Philippines | Uzbekistan |
| Azerbaijan | Kazakhstan | Qatar | Vietnam |
| Bangladesh | Kuwait | Russia | Yemen |
| Bhutan | Kyrgyzstan | Saudi Arabia | |
| Brunei | Laos | Singapore | |
| Cambodia | Lebanon | South Korea | |
| China | Malaysia | Sri Lanka | |
| Cyprus | Maldives | Syria | |
| Georgia | Mongolia | Taiwan | |
| India | Myanmar | Tajikistan | |
| Indonesia | Nepal | Thailand | |
| Iran | North Korea | Timor-Leste | |
| Iraq | Oman | Turkey | |
| Israel | Pakistan | Turkmenistan |