Level 1 — Absolute Beginner

Nvidia is a big American chip company. It makes special chips for artificial intelligence. The most powerful chip is called the H200.

For a long time, the US did not let Nvidia sell the H200 to China. The government wanted to slow down China's AI work.

Now President Trump has changed that rule. He met President Xi in Beijing. He agreed that Nvidia can sell the H200 to some Chinese companies.

Nvidia's stock price went up. The company is now worth more money. Many people think the deal will help both China and the United States.

chip

a small piece of silicon that runs computers

AI

artificial intelligence; smart computer programs

company

a business that makes or sells things

rule

a law or order people must follow

summit

an important meeting of country leaders

stock

a small part of a company that people can buy

deal

an agreement between people or countries

powerful

very strong

Level 2 — Elementary

The White House announced on Thursday that it will allow Nvidia to sell its H200 artificial intelligence chips to several major Chinese technology firms. The decision was made at the Trump-Xi summit in Beijing.

The H200 is Nvidia's flagship AI processor. It is used to train very large AI models like chatbots and image generators. For the last two years, the United States stopped Nvidia from selling the H200 to most Chinese customers because of national security worries.

Removing the export curb is part of a broader deal. China has also agreed to buy 200 Boeing 737 planes and a large amount of US soybeans, crude oil and liquefied natural gas. Both sides issued a rare joint statement saying that Iran 'can never have a nuclear weapon'.

Nvidia stock jumped more than five per cent in pre-market trading on May 15, hitting a new all-time high. Analysts at Bernstein and Morgan Stanley estimate that Chinese customers had been holding back $30 to $40 billion of deferred orders. The deal also boosts shares of suppliers like TSMC and SK hynix.

flagship

the most important or best product of a company

export curb

a rule that limits sending goods to another country

national security

actions to keep a country safe from threats

joint statement

a written message signed by two or more parties together

deferred

delayed or pushed back to a later time

supplier

a company that provides parts or materials to another company

pre-market

trading of shares before the main stock market opens for the day

all-time high

the highest level a stock or value has ever reached

Level 3 — Intermediate

In one of the most consequential business announcements to emerge from the Beijing summit, the White House confirmed late Thursday that Washington will green-light sales of Nvidia's H200 data-centre accelerators to a list of approved Chinese technology firms, dismantling the most prominent semiconductor export curb of the past two years. The reversal is part of a broader package that also includes Chinese orders for 200 Boeing 737s and 'double-digit billions' of US soybeans, crude oil and liquefied natural gas.

The H200 — Nvidia's flagship Hopper-architecture chip — combines 141 gigabytes of high-bandwidth memory with substantially upgraded interconnect throughput, and has become the default processor for training and serving large language models. The Biden-era export controls extended in 2024 and again in 2025 had specifically targeted the H200, citing concerns that the chip could accelerate Chinese military AI applications.

Markets reacted swiftly. Nvidia shares jumped roughly 5.3 per cent in pre-market trading on May 15, briefly pushing the company's market capitalisation past $4.8 trillion — a fresh all-time high. Shares in Taiwan-based foundry partner TSMC and South Korean memory supplier SK hynix also climbed sharply in Asian trading, while ASML and Applied Materials, both makers of the lithography and deposition tools used to manufacture the chips, advanced in European pre-market.

Analysts at Bernstein estimate that pent-up Chinese demand for H200 systems totals between $30 billion and $40 billion, much of it from hyperscalers such as Alibaba, ByteDance, Tencent and Baidu. Bipartisan critics in Washington warned that the concession could undermine years of bipartisan effort to slow Chinese AI capabilities. Treasury Secretary Bessent countered that the deal preserves end-use monitoring requirements and is paired with new commitments from Beijing on AI safety cooperation.

accelerator

a specialised computer chip that speeds up tasks such as AI training

interconnect

the technology that links chips and lets them share data quickly

high-bandwidth memory

stacked memory chips that move data very fast, used in AI accelerators

foundry

a factory that manufactures chips designed by other companies

lithography

a process that prints the tiny patterns of circuits onto silicon

hyperscaler

a very large cloud-computing or internet company

pent-up demand

demand that has built up because customers were unable to buy

end-use monitoring

checks to make sure a product is used only for the purpose stated when it was sold

Level 4 — Advanced

Few line items in the joint communiqué that closed the Trump-Xi summit have rattled the technology supply chain more than the decision to authorise sales of Nvidia's H200 data-centre accelerators to a vetted list of Chinese customers. Announced almost as an aside by Treasury Secretary Scott Bessent at the post-summit briefing, the policy rollback unwinds the centrepiece of a two-year US semiconductor-export architecture that had been bolstered under both the Biden and the first Trump administrations.

The Hopper-class H200 — which packs 141 gigabytes of HBM3e high-bandwidth memory and a substantially upgraded NVLink fabric onto an 814 mm² die — has, by most independent benchmarks, become the canonical accelerator for frontier-scale language-model training. Beijing had not concealed its appetite for the part: Bernstein's semiconductor team has long maintained a $30-to-$40 billion estimate of deferred Chinese H200 orders concentrated among hyperscalers including Alibaba Cloud, ByteDance, Tencent and Baidu, with smaller volumes flagged for Huawei-aligned AI consortia operating outside the entity list.

Markets responded with the speed and unanimity one would expect. Nvidia's American depositary shares advanced 5.3 per cent in pre-market trading on May 15, lifting its market capitalisation past $4.8 trillion and dragging the entire Philadelphia Semiconductor Index higher. In Asia, TSMC closed up 4.1 per cent and SK hynix 6.7 per cent on the read-through to foundry capacity and HBM demand respectively; ASML and Applied Materials traded firm in Amsterdam and Frankfurt. Options markets reset implied volatilities downward as the perceived geopolitical tail risk around H-class chips diminished.

Policy critics were quick. A bipartisan group of senators warned that the concession risked nullifying years of carefully calibrated controls; the American Enterprise Institute called the move 'a strategic give-up for tactical trade gains.' The administration's counter is that the package includes a strengthened end-use monitoring regime, an expanded list of forbidden military and intelligence end-users, and parallel Chinese commitments on AI-safety cooperation and frontier-model evaluation. Whether those guard-rails prove enforceable will determine whether the May 15 reset is remembered as a deft commercial unlocking or a strategic miscalculation.

communiqué

an official announcement or statement, especially after a diplomatic meeting

vetted

investigated thoroughly to confirm suitability

rollback

the reversal of a previous policy or measure

die

a small block of semiconductor material on which a circuit is fabricated

entity list

a US government list of foreign organisations that face export restrictions

implied volatility

the market's expectation of how much a stock's price will move, derived from options prices