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How Did Nvidia Violate China’s Anti-Monopoly Law in the Mellanox Deal?

China’s antitrust watchdog finds Nvidia violated anti-monopoly law in the Mellanox deal, spotlighting global tech regulation as U.S.-China tensions escalate.

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By Olivia Hall

3 min read

Image for illustrative purpose.
Image for illustrative purpose.

China’s State Administration for Market Regulation (SAMR) has concluded that Nvidia violated the country’s anti-monopoly law in its 2020 acquisition of Mellanox Technologies.

Chinese authorities approved the $6.9 billion deal under stringent regulatory conditions designed to safeguard competition in crucial tech markets.

The finding comes as both economic and diplomatic stakes rise in ongoing U.S.-China trade talks. Analysts see this as a signal of heightened scrutiny for foreign tech mergers, especially where data and control over key infrastructure are involved.

What Prompted China’s Investigation into Nvidia’s Deal?

When Nvidia announced plans to acquire Mellanox in 2020, China subjected approval to strong competitive safeguards.

As one of the largest cross-border semiconductor deals, regulators feared the transaction might limit fair access to essential networking and GPU technology.

In December 2024, SAMR opened a probe after receiving complaints that Nvidia may not have honored all commitments.

The authority noted concerns that operator concentration could exclude or restrict competition for advanced chip markets.

Did you know?
Mellanox Technologies, founded in Israel, helped pioneer high-speed network interconnects essential for AI data centers worldwide.

Which Restrictions Did Nvidia Allegedly Fail to Fulfill?

Under the approval, Nvidia had to guarantee equal access to GPU accelerators and Mellanox networking equipment for Chinese clients.

The regulator stipulated Mellanox must avoid practices like forced bundling, discriminatory terms, or restricting product information from local competitors.

Reports indicate Nvidia may not have fully complied, with issues cited around timely information disclosure and potential bundling.

Specifically, Mellanox was required to inform competitors about new products within 90 days of release, a mandate regulators say Nvidia insufficiently fulfilled.

Why Is Timing Critical During Trade Negotiations?

China’s ruling lands during the fourth round of U.S.-China trade talks in Madrid, with top economic officials seeking to avoid further escalation and new tariffs. The move adds pressure on both sides as talks address broader concerns about tech access, supply chains, and regulatory reciprocity.

Timing suggests Beijing aims to reinforce its regulatory authority as Washington keeps in place a 55% tariff regime on Chinese goods and negotiators work to preserve a delicate truce in rare earths and semiconductor supply.

ALSO READ | High-Level US-China Talks Aim to Resolve TikTok and Trade Issues

How Is the Market Reacting to China’s Regulatory Ruling?

News of the anti-monopoly ruling sent Nvidia shares down 2.6% in premarket trading, reflecting immediate investor apprehension over possible operational and reputational impacts.

The possibility of a drawn-out investigation and further compliance requirements raised uncertainty for analysts and the broader tech sector.

The market response highlights the sensitivity around Chinese regulatory decisions affecting high-value global tech acquisitions, especially against the backdrop of strained geopolitical and economic ties.

What Might Deeper Chinese Scrutiny Mean for Nvidia?

With SAMR launching a further investigation, Nvidia may face not only penalties but also potentially tighter ongoing oversight in China.

Regulatory outcomes could affect its product access in a market that remains crucial for next-generation GPU and networking technology deployment.

If found conclusively noncompliant, Nvidia risks enduring constraints or operational hurdles similar to those placed on other U.S. tech giants.

This episode underscores the complex challenges high-profile tech mergers confront in the era of intense U.S.-China competition.

Nvidia’s experience in China’s regulatory crosshairs reveals just how contentious global technology deals have become and why future cross-border acquisitions will likely undergo even harsher scrutiny worldwide.

Should global tech acquisitions face stricter regulatory reviews after cases like Nvidia’s?

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