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📊 Full opportunity report: The Impact Of Practice-Based Learning On China’s AI Progress on ThorstenMeyerAI.com — validation score, market gap, and execution plan.

TL;DR

China is making tangible progress in domestic chip manufacturing, notably producing 7-nanometer chips and prototyping EUV tools. However, challenges like low yields, dependency on foreign materials, and lagging technology persist, delaying commercial-scale capabilities.

China has begun mass-producing domestic immersion DUV lithography machines capable of 7-nanometer and potentially 5-nanometer chip production, according to multiple credible sources. This marks a significant step in China’s semiconductor self-sufficiency efforts, as export controls have limited access to advanced foreign equipment, notably from the Netherlands’ ASML. While the presence of these machines is confirmed, experts emphasize that achieving reliable, high-yield manufacturing at commercial scale remains a substantial challenge.

China’s leading chip manufacturer, SMIC, has demonstrated 7-nanometer production using older DUV tools with multi-patterning techniques. Reports suggest yields are around 20 percent, compared to approximately 90 percent in top-tier international fabs using EUV technology. Additionally, China is developing its own EUV lithography prototype, a breakthrough that indicates progress but is still at the experimental stage. Huawei aims to produce over a million high-end AI-accelerator chips this year, signaling strong demand and ambition.

However, multiple technical hurdles remain. The low yield rates reflect the extensive tacit knowledge required to refine processes, which can only be gained through years of practice. China remains heavily dependent on imported high-purity photoresists from Japan, and its domestic equipment lags behind international leaders by roughly four generations. Furthermore, the existing installed base of DUV tools relies on foreign servicing, creating ongoing dependencies.

At a glance
reportWhen: ongoing, with recent developments over…
The developmentChina has begun mass-producing domestic DUV lithography machines and is developing EUV prototypes, marking real progress but facing ongoing hurdles in achieving reliable, high-yield manufacturing.
AI DISPATCH · REALITY CHECK Forward-looking · 11 Aug 2026
China’s chipmaking, past the headlines
The Learning-by-Doing Wall

Every few weeks a headline says China cracked the last hard problem in chipmaking — and triggers alarm in one camp, triumph in the other. Both overreact, because both mistake a learning-by-doing problem for a copying problem. It isn’t one.

▲ Forward-looking · figures are point-in-time estimates
~20%
SMIC 5nm yield vs ~90% on EUV
~90%
Of high-end photoresist from Japan
4 gens
Domestic DUV lag behind ASML
~2030
Est. sub-10nm commercial, at earliest
01
Four walls behind the wall

“A machine exists” and “a machine makes advanced chips at scale, profitably, for years” are separated by a chasm — made of things that only accumulate with time.

Yield ~20% vs ~90%
The difference between a demo and a business. A process throwing away four of five dies is a science experiment. Closing it takes ten thousand small fixes, each learned by running wafers.
Materials ~90% JP
Even a perfect machine needs ultra-pure photoresist — the “film” of chipmaking — and China buys ~90% from Japan. You can build the camera and still can’t make the film.
Generational lag ~15 yrs
Domestic DUV lags ASML by ~4 generations — its tools of 15 years ago. Independent forecasts: no sub-10nm commercial production before ~2030.
Servicing 200+ tools
The installed DUV tools aren’t self-maintaining; multi-patterning drifts optics out of calibration. Servicing still runs through ASML. A borrowed capability, not an owned one.
02
A phase transition, not a footrace

In a race, a burst of speed closes the gap. In a phase transition, you can’t move faster to cross over — you have to accumulate enough, slowly, until the system changes state.

heat / capital / time in → state liquid — demos, prototypes the wall: tacit knowledge accumulates steam — commercial production
Water doesn’t become steam by heating faster. The capability arrives when the process has run long enough, at enough scale, fixing enough failures, that the unbuyable, untransferable know-how of how to actually do it has accumulated. ASML earned it over decades with TSMC, Samsung, Intel — China is building it largely in isolation.
03
How to read every headline

When you see “China achieves X,” ask which of two very different claims is actually being made.

Claim A
A machine functioned
A prototype made light. A tool made a few chips. A demonstration succeeded under controlled conditions.
vs
Claim B
Commercial production began
Sustained yield. Reliable uptime. Years of operation. An actual, profitable business at scale.
Almost all the real difficulty lives in the gap between A and B — and almost all coverage collapses them into one. The alarmist and the triumphalist make the same mistake.
04
The sober signals confirm the slow read

Even amid the loud headlines, the quiet data points all say the same thing.

Chinese media itself went quiet on tool progress and moved to deny an inflated 90% yield claim — insiders know the demo-to-production gap better than the headlines.
ASML’s China sales are falling as a share — yet China still can’t do without its tools, or its servicing.
The domestic machine ships in units of ~5 this year, ~20 next — real, and a rounding error against what one leading fab installs.
The gap is a wall, not a footrace — a phase transition of unbuyable know-how.
No prototype, no shipped tool, no yield headline teleports past it.

Implications of Practice-Based Learning in China’s Chip Industry

This progress signifies that China is moving beyond mere prototypes to actual manufacturing capabilities, driven by intensive learning-by-doing. While the hardware is in place, the ability to produce advanced chips reliably at scale is still years away, delaying China’s goal of self-sufficiency in high-end semiconductors. These developments impact global supply chains, technological competition, and geopolitical strategies, as China closes some gaps but faces fundamental technical and material challenges.

Fundamentals of Semiconductor Manufacturing and Process Control (IEEE Press)

Fundamentals of Semiconductor Manufacturing and Process Control (IEEE Press)

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China’s Semiconductor Ambitions and the Knowledge Barrier

Over the past decade, China has prioritized developing its semiconductor industry amid restrictions on foreign technology exports. Progress has been incremental, with initial efforts focused on mature nodes, but recent breakthroughs include domestically produced DUV lithography machines and prototypes of EUV systems. Experts note that real manufacturing at sub-10-nanometer nodes requires not just equipment but years of accumulated tacit knowledge, which China is actively acquiring through practice and iteration. The global industry recognizes that this is a phase transition, not a race, where the key is building expertise over time.

"The real progress is in practice and learning, not just in having a machine. Achieving high yields and reliable production takes years of experience."

— Thorsten Meyer

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UV lithography machine

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Unresolved Challenges in Scaling China’s Chip Production

It remains unclear when China will achieve consistent, high-yield, commercial-scale production of sub-10-nanometer chips. While prototypes exist, the gap between experimental capability and reliable manufacturing is substantial. The extent to which material dependencies and technical lag can be overcome within the next few years is uncertain, as is the timeline for China to reach technological parity with international leaders.

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high-purity photoresist for chipmaking

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Next Steps in China’s Semiconductor Development Timeline

China will likely continue refining its domestic lithography tools and process techniques, aiming to improve yields and reduce reliance on foreign materials. The industry expects further prototypes and pilot production runs over the next 1-2 years, with commercial-scale 7-nanometer or smaller node production possibly emerging around 2025-2030. Monitoring these developments will be crucial to understanding China’s true manufacturing capabilities and their impact on global supply chains.

Amazon

EUV lithography prototype

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Key Questions

How close is China to producing advanced chips at scale?

While China has demonstrated the ability to produce 7-nanometer chips and is developing EUV prototypes, reliable, high-yield, commercial-scale production at sub-10-nanometer nodes is still years away, with estimates around 2025-2030.

What are the main technical hurdles China faces?

Major challenges include low production yields, dependence on imported high-purity materials, lagging equipment technology, and reliance on foreign servicing for complex tools.

Does this mean China has achieved self-sufficiency in chip manufacturing?

No, China’s progress is significant but still incomplete. It has made strides in hardware and practice-based learning, but fundamental technical and material dependencies remain.

How does this impact global technology competition?

China’s advances could shift the balance in semiconductor supply chains and technological leadership, but widespread commercial capability at advanced nodes is still a few years away, maintaining existing geopolitical and economic dynamics.

Source: ThorstenMeyerAI.com

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