China SatNet's GW constellation links Arctic and Antarctic in first polar test

Satellite equipment on China SatNet's GW constellation enabled a video call between China's 16th Arctic expedition vessels and the Qinling Station in Antarctica with under one second of latency. Uplink and downlink speeds reached about 30 Mbps.

• Video link between the Arctic and Antarctica stayed under 1 second of latency
• Uplink and downlink speeds reached about 30 Mbps
• GW is China's first megaconstellation for satellite internet
• The four-vessel expedition left Dalian on July 3