Alibaba Group Holding shares sank as much as 7.3% on Thursday, weighing on the Hang Seng Tech Index, after investors priced in the risk of tighter U.S. controls on Chinese access to advanced chips used for artificial intelligence (AI).

Model developers Z.ai and MiniMax Group each fell at least 8%, extending the pressure across China’s AI sector. Bloomberg reported that concern about the scandal surrounding Nvidia chief executive Jensen Huang had turned chip access into a policy question for Chinese cloud providers (companies that rent computing capacity over the internet).

What links the chip sales to the scrutiny?

Bloomberg reported that Alibaba rents Nvidia chips through Singapore-based Megaspeed International. CNBC reported that Huang had acknowledged cheating on his wife after reports tied him to Alice Huang, who has links to Megaspeed.

American intelligence officials suspect that Alice Huang is working as an asset for Chinese intelligence, The Japan Times reported. China denied the allegation, while Megaspeed rejected claims that it unlawfully rerouted chips into China.

These claims remain contested, but their proximity to a pending U.S. legislative proposal has made the commercial relationships relevant to Washington. Companies involved fear the affair may give fresh impetus to tighter regulation.

How large is the alleged chip-transfer network?

Alice Huang held investments in and did business with major Chinese technology companies, including Alibaba and Tencent, The Japan Times reported. Singapore corporate records also show that Apex Enterprise Solutions, an Alibaba unit, invested in Speedmatrix, a Malaysian business with ties to Megaspeed.

The Information alleged that Alice Huang, who is not related to Jensen Huang, assembled a web of companies spanning China and Singapore that moved roughly 240,000 Nvidia chips into China. Some of that hardware supported Alibaba, Tencent and several smaller AI labs. Reuters said it could not independently verify the claims.

The allegation matters because it connects the named technology companies to a potential chip-supply channel large enough to invite federal scrutiny, not merely a private investment relationship. The lack of independent verification, however, leaves the central figure unproven.

Why are Chinese AI firms looking abroad?

Chinese AI firms are seeking to lease computing capacity powered by Nvidia chips at overseas data centers (facilities that house servers), The Japan Times reported. Their responses differ by scale:

• One large Chinese cloud provider has internally debated securing capacity abroad in advance, The Japan Times reported.
• Smaller AI labs are considering comparable moves, according to The Japan Times.

That overseas route links two risks for buyers: obtaining advanced chips and securing continued remote access to them under proposed U.S. controls. Companies cannot treat a foreign location as an automatic exemption from Washington’s rules.

What would the Remote Access Security Act change?

The companies are concerned that the affair may give fresh impetus to the Remote Access Security Act, The Japan Times reported. The proposal would empower the U.S. Commerce Department to oversee how restricted technology is accessed remotely through cloud services.

The House approved the bill in January, 369 votes to 22, while the Senate has not acted, according to The Japan Times. That leaves the overseas data-center route exposed to a policy decision that has cleared one chamber but not the other.

For Chinese cloud firms, the mechanism is direct: a foreign site can supply Nvidia-powered capacity, while federal rules can govern how customers reach that hardware remotely. The same location decision could therefore address chip availability and create compliance risk.

UOB Kay Hian analyst Julia Pan said Chinese cloud providers have been building chip inventories since January, but research and development timelines will “inevitably be postponed,” Bloomberg reported. Her warning separates inventory from time: building chip stockpiles may ease scarcity, but it does not prevent development delays.

How will investors hear it from Alibaba and Tencent?

Alibaba and Tencent Holdings will release their September-quarter results next week, Bloomberg reported. The timing puts the chip-access debate in front of investors when supply and development schedules are already under scrutiny.

Bloomberg reported that Beijing called on Washington on Thursday not to cite the spying allegations as grounds for technology curbs. It said the two governments remain in touch as their leaders prepare to meet.

That contact does not settle the regulatory questions. The scope of Commerce Department oversight, the Senate’s next move and the evidence behind the 240,000-chip allegation all remain open.

What remains unresolved?

Nvidia’s board has opened an independent investigation, and House committee leaders have asked Jensen Huang to attend a Nov. 18 briefing, CNBC reported. The matter has reached both corporate governance and congressional oversight, but neither forum has yet resolved the supply-chain claims.

For investors, the immediate test is whether the Remote Access Security Act advances and whether overseas capacity offers a workable substitute for restricted chip access. Z.ai and MiniMax’s 8% declines, alongside Alibaba’s 7.3% fall, show that the market already treats policy risk as an AI valuation issue.

The unresolved facts are who moved the alleged 240,000 chips and how remote access should be governed. Until authorities clarify those points, Alibaba’s 7.3% decline has a broader meaning: investors are pricing a U.S. policy decision that could reshape advanced-computing access across China’s AI industry.