?- China Telecom Corp.
- China United Network Communications Group Co. Ltd.
- China Satellite Communications Co. Ltd.
- ZTE Corporation.
- Singtel Optus Pty
- Wingtech Technology Co.Ltd
- Jiangsu Zhongtian Technology Co. Ltd.
- China Railway Signal & Communication Co.Ltd.
- FiberHome Telecommunication Technologies Co Ltd
- Tencent Holdings Ltd.