Chinese team builds first commercial ‘3-lane highway’ in optical fibre to boost capacity

China has launched the world's first three-band optical fibre communication system, which utilizes S, C, and L-bands to significantly increase data capacity. This innovation allows existing infrastructure to handle five times more traffic, supporting future AI network demands.
Why it matters
This technological advancement provides a cost-effective way to scale global data transmission capacity without requiring massive new infrastructure investments.
Newly activated system allows substantially more data to travel through existing infrastructure
The report focuses on technical specifications and commercial application without overt political framing.
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