| Acer | Taiwan |
| Alcatel | China |
| Apple | Mostly China (+Vietnam +India) |
| Asus | Taiwan and India |
| Fairphone |
China |
| HTC | Taiwan and India |
| Huawei | China and India |
| Lenovo/Motorola | China and India |
| LG | South Korea |
| Meizu | China |
| Microsoft | India |
| Nokia | India |
| OnePlus | China |
| OPPO | China |
| Samsung | South Korea and Vietnam |
| Sony | Japan and Thailand |
| Xiaomi | China and India |
| ZTE | China |
