China Unicom and Huawei Build World's Largest 5G-A Uplink Network for AI Glasses
China Unicom's Beijing branch, with Huawei, launched the world's largest 5G-A large-uplink commercial network—over 10,000 base stations, continuous 100Mbps uplink across key Beijing areas, road-tested peak 1Gbps / avg 397Mbps—to support millisecond uplink for AI glasses and real-time AI-camera cloud offload.
Bottom line
China Unicom Beijing, with Huawei, built the world's largest 5G-A large-uplink commercial network, aimed squarely at Mobile AI scenarios where data is generated on-site and streamed to the cloud in real time—AI glasses, AI cameras, and more.
Key numbers
- Over 10,000 base stations; continuous 100Mbps uplink across key Beijing areas.
- 34km road test: peak uplink 1Gbps, avg 397Mbps, 100MHz-uplink effective ratio 83%, premium (>300Mbps) 72%, weak-edge (<20Mbps) just 0.1%.
- Tech: Huawei's 3.5GHz+2.1GHz SUL (uplink enhancement) with 3.5G+2.1G coordinated networking.
Why it matters
As a China Unicom VP notes, in the Mobile AI era more data originates in the field and must stream to the cloud for analysis—networks must not only 'download fast' but 'upload stably and accurately'. Strong uplink is becoming foundational to real-time AI interaction.