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DigiTimes
China dominates optical modules but US allies hold the upstream keys
As the US and China continue their technology rivalry, a significant focus has shifted to the optical transceiver supply chain essential for AI servers. While China has established a stronghold in the manufacturing of optical modules, the technology needed for their production remains largely in the hands of US allies. This situation underscores the complexities of the global supply chain and the strategic importance of optical technologies in AI infrastructure. The ongoing dynamics may influence both geopolitical relations and technological advancements in the AI field.
MonitorConfidence: MediumMid term horizonSupply chain risk: High
Published 19 Aug 2026, 02:20 UTC1 min read
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Summary
TL;DR
- China has emerged as a dominant player in the optical module market.
- US allies control critical production technologies upstream.
- Optical transceivers are vital for connecting AI servers to networks.
- The supply chain rivalry highlights global tech tensions.
- Strategic production capabilities remain crucial for national security.
Interesting facts
- Optical transceivers convert electrical signals to optical, facilitating high-speed data transfer.
- The rivalry extends beyond traditional semiconductor sectors into emerging AI technologies.