If China invades Taiwan, TSMC can wreck Apple's chip production line remotely
As saber-rattling about a Chinese invasion of Taiwan grows, two Apple suppliers have confirmed that they can scuttle chip production lines from outside the country, should the need arise.

TSMC's headquarters in Hsinchu, Taiwan
Tensions between Taiwan and China have continued to grow, with no signs of stopping anytime soon. With China insisting Taiwan is its territory and its government unwilling to rule out military action, there are fears that China could try to take control of the country by force.
In March, a U.S. admiral testified that China would be able to invade Taiwan by 2027, due to its military growth. With the U.S. Congress approving a $8 billion aid package in April to improve Taiwan's defenses, the Biden administration has also sought out assurances from the private sector.
U.S. officials have communicated concerns to counterparts in the Netherlands and Taiwan about Chinese intervention, reports Bloomberg. The concerns include fears of what could happen to production lines used to create processors, including TSMC's lines used to make chips for Apple.
ASML Holding is a Dutch company that produces chip manufacturing equipment for an extreme ultraviolet (EUV) process. That includes production lines for chip production used by TSMC on behalf of Apple, including its iPhone and Apple Silicon chip families.
Assurances have been made by ASML to the Dutch government about the potential threat of a Chinese invasion. Two people familiar with the discussions say ASML has the capability to remotely disable its machinery in case such a threat emerges.
The fear is that the machinery could fall into Chinese hands, something that other world governments have been keen to avoid.
Spoils of war, a competitive edge
Each machine, the size of a bus and valued at more than $217 million per unit, is used to create chips with the smallest commercially available transistors. While ASML has shipped its machinery to clients in China, there is the worry that the high-priced hardware could be taken as spoils of war.
The worry of China taking the machines and using them to create new chips has caused governments to be wary.
This has already included the Netherlands prohibiting ASML from selling its EUV machinery to China at all. This was a request sought by the U.S, which has also asked ASML directly to cancel shipments to customers in China.
Even so, ASML still expects China to be its biggest market for its hardware.
The U.S. has a secondary reason to prevent China from gaining access to the specialized machinery. The United States is keen to foster chip production on its shores, and it doesn't want to give China any advantages.
That production drive includes a $6.6 billion subsidy handed to TSMC in April, to build a third fabrication plant in Arizona.
With Taiwan already producing 90% of the world's advanced chips, the prospect of China seizing the hardware and getting a major hardware advantage for manufacturing is too much for the U.S. government to bear.
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Washington Post interview;
https://www.youtube.com/watch?v=CwfGrjVjgas&t=918s
Only a tiny fraction of the world's chip output is on cutting edge nodes. What makes the world go around is everything else that isn't cutting edge. The much older, more mature nodes.
There are strategic commercial reasons behind China not having access to cutting edge nodes so the most likely outcome of hostilities is old-fashioned, ehem, 'anonymous' physical destruction, a la Nord Stream, for example and the bulk of our telecommunications runs over undersea cabling too so that is guaranteed to get the snip if things go wrong. Satellite communications will also be interfered with.
That would see a lot of already fabricated chips with very little to do.
Sanctions have only accelerated China's chip efforts and determination and, as we move beyond silicon, new solutions will come to market (phototonics are showing promise). Possibly for highly specialised fields first but 'kill switches' are simply spanners in the works when it comes to fabrication.
Apple took a huge risk in putting all its chip related eggs into one basket mostly in Taiwan. It's paid off so far but the risk (political, economic, natural disaster or otherwise) remains and they are seeking to change that slowly. A wise move.
ASML took the risk and reaped the rewards only to have part of the rug pulled out from under its feet due to sanctions. Its CEO has repeatedly spoken out against not being able to sell to one of its major markets. China. The CEO of Nvidia has said the same.
The chip fabrication process is complicated. Lithography machines have components from all over the world. Then there is the software (EDA) side, the raw material side, the packaging side, etc. to final fabrication. Then logistics and whatnot.
Taiwan and mainland China are key to having the process churn out sufficient quantities to meet demand.
for the rest of the world they’d probably switch over to having Intel or another fab work on whatever their current designs are. Apple probably has assurances that they can take a lot of TSMC’s IP to another fab in this kind of incident. Plus I suspect that if China was going to invade they’d be pulling out a lot of top talent before the fighting began or soon after.
Honestly, I think the most dangerous thing to think of happening when China invaded is the fact that we know they were working on Covid as a bio weapon, and I doubt they learned their lesson so I’d expect to see China invade and that we’d also start seeing some new plague released in a few major western cities as China announces that they’re closing their borders.
I would note that the U.S. and Germany, have been especially "timid" in allowing their weapons systems to interdict Russian forces in Russia, as well as destroy Russian military production at the source. Of note, recently developed Russian systems have fallen to Western weapons systems that are decades old; Russian hardware just isn't that great.
melgross said: China's economy is in shambles, so the level of effort to recreate the entire supply chain to compete in leading edge nodes isn't something that will happen very rapidly, if at all. It certainly will be more than a "few dozen more billion".
China not having access to leading edge nodes for AI, for example, maintains the edge that the U.S. and the Western World have on weapons development, anti-ship missiles, as an example, a primary constraint on any attempt of invasion by China.
The greatest danger to Taiwan is though the end of the decade, as the potential window for a successful invasion closes.
"Enhancing Computing Power for AI. In October 2023, MIIT and other agencies announced the Action Plan on the Development of High-Quality Computing Power Infrastructure. Among other things, the plan aims to increase China’s computing power to 300 EFLOPS by 2025. According to MIIT, China reached 197 EFLOPS, ranking second globally, as of 2023. The action plan includes the creation of 50 computing hubs by 2025 to boost advanced computing capabilities and improve data management, processing, and infrastructure. This initiative highlights the significant investment of the Chinese government in advanced computational infrastructure to meet future AI and other computing demands."
https://www.insideglobaltech.com/2024/02/08/spotlight-series-on-global-ai-policy-part-iii-chinas-policy-approach-to-artificial-intelligence/
CCP does not consider Taiwan to be a sovereign nation. They consider it to be just another Chinese province. So I also expect them to "exercise their legitimate sovereignty over this rebellious province" sometime within the the next decade.
Had that happened, the limits of western defense production might not have been so publicly exposed.
if there is some small benefit to be salvaged from this failure, perhaps it will be that western governments and electorates wake up to the need to rebuild their industrial base to support defense production. In a war with China, the model of designing products in California and building in China clearly will not work. We will need to build thousands of drones (maybe millions of less complex variants) in allied countries.