Microsoft is urging the Trump administration to abandon a proposed ban on Chinese-made optical transceivers. These hardware components connect high-speed fiber-optic networks inside artificial intelligence (AI) data centres, allowing data to move at extremely high speeds.
Microsoft warned the White House that restricting these imports could significantly slow down data centre construction across the United States. The company currently has 35 facilities under construction, with another 134 planned. Without enough optical transceivers, these projects could face major delays.
🇺🇸🇨🇳 Microsoft is urging President Trump to scrap the planned ban on Chinese AI data center technology.
National security on one side, costs and access to technology on the other. The debate is on. 👇— MôMô 👾🇨🇮 (@Momo_Douk45) November 10, 2026
Although cloud providers have already secured large supplies of advanced AI chips, US manufacturers do not yet have the production capacity to replace Chinese suppliers of optical transceivers fully.
To reduce the potential economic impact, the Trump administration is reportedly considering a more limited restriction. Under this proposal, only ultra-high-speed transceivers with speeds of 3.2 terabits per second would be banned, potentially starting around 2029. This would give US manufacturers more time to increase production and develop alternative supply chains.
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Chinese hardware shortage could slow AI infrastructure expansion
The resistance from Microsoft and other major technology companies highlights a major weakness in the US AI supply chain. While companies have invested billions of dollars in advanced AI chips, they still depend on optical transceivers to connect these processors and allow them to work together.
Big Mike, an airdrop farmer and researcher on X, explained the problem, saying Microsoft is effectively asking President Trump not to ban these components because, without them, America’s expensive AI chips could remain unused in warehouses.
@WatcherGuru Microsoft is basically begging President Trump not to ban Chinese AI parts, warning that without these speedy little widgets, America’s multi billion dollar AI chips will literally just sit there twiddling their thumbs
— bigmikee10 (@huntingood2003) November 10, 2026
Moving away from established Chinese suppliers could also increase infrastructure costs. On X, Marketing and growth tech at Valere, @Aaron also supported that building AI data centers would become significantly more expensive without access to affordable Chinese hardware.
He added that higher infrastructure costs could eventually reduce corporate profit margins, forcing executives to explain weaker financial performance to investors. This creates pressure on technology companies to maintain their existing supply chains despite growing geopolitical tensions.
Read also: China Calls for Digital Sovereignty as US Pressures Countries on AI
US national security concerns complicate AI hardware restrictions
The proposed ban is driven by concerns about national security. The Federal Communications Commission (FCC) and the National Security Council are reportedly concerned that Beijing could use Chinese-made optical transceivers to intercept data, introduce malware, or disrupt critical US digital infrastructure.
Cathie on X highlighted the wider implications of the proposed ban, noting that physical AI infrastructure has become a major part of the technology rivalry between the United States and China.
Cathie argued that the dispute goes beyond data center construction and delivery timelines. It is also about national security and which country will ultimately control the global artificial intelligence industry.
@WatcherGuru AI infrastructure is becoming a major part of the US-China tech rivalry. This is about more than data centers; it’s also about national security, competition and control over AI.
— Cathie 🤍 (@itscathiee) November 10, 2026
This puts US policymakers in a difficult position. The government wants to protect its digital infrastructure from potential foreign espionage and security threats. However, technology companies warn that imposing restrictions too quickly could delay domestic AI infrastructure projects.
If the United States cannot build data centres fast enough because of limited access to optical transceivers, it could weaken its position in the global AI race against China. The challenge for the Trump administration is to reduce dependence on Chinese technology without creating supply shortages that slow down America’s AI expansion.
Read also: Trump and Xi Meet in Washington as US-China Trade Deal Holds
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