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Wire · operational-macro

Chinese optical chip stocks extend rout amid fears of potential US curbs

Published

9 October 2026

Topic

operational-macro

◆ Sectors

Semiconductors

◆ Geography

China

◆ Source

Read at scmp.com →

◆ Verified

Fusion42 · 9 October 2026 · Fusion42 review

Chinese optical chip stocks dropped sharply amid fears the US Federal Communications Commission might introduce restrictions on next-generation optical transceivers critical for AI data centres, potentially favouring US suppliers over Chinese ones. Market reactions highlight concern over a 65% US-content mandate that could disrupt Chinese suppliers’ upstream laser chip production and supply chains.

This Wire brief sits within Fusion42's coverage of Semiconductors.

◆ ◆ The Wire takeaway

US moves to restrict Chinese optical transceivers open a door for US chip makers but threaten your supply chain if you rely on upstream components made in China. You need to plan supply adjustments or explore US manufacturing swiftly.

◆ Coverage

1 source · 9 Oct 2026

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◆ Topics

Semiconductorsus-china-tradesemiconductorsoptical-chipstrade-curbsai-supply-chain