ASML Holding NV shares fall as China begins production of domestically developed immersion DUV chipmaking tools.
Xi JinpingASMLChangXin Memory TechnologiesHua Hong SemiconductorSemiconductor Manufacturing International CorpShanghai Aishengna Electronic Technology Group

ASML Holding NV shares fall as China begins production of domestically developed immersion DUV chipmaking tools.

ASML Holding NV shares dropped as China commenced production of domestically developed immersion DUV chipmaking tools, a significant move in its semiconductor self-sufficiency initiative. Analysts suggest ASML's impact may be limited due to uncertainties surrounding China's technology capabilities.

CNBC CNBC+1 source28 July 2026 · 11:44 UTC
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ASML Holding NV shares fell following reports that China has begun mass production of domestically developed immersion deep-ultraviolet (DUV) lithography machines, a crucial technology for advanced chipmaking. This marks a significant step in China's efforts to reduce reliance on foreign technologies.1267810

The Chinese firm, Shanghai Aishengna Electronic Technology Group, aims to produce five DUV units this year and around 20 by 2027. This initiative aligns with President Xi Jinping's semiconductor self-sufficiency goals, although analysts believe ASML is unlikely to face immediate threats due to uncertainties surrounding the technology's maturity.349

ASML, which has invested roughly two decades and $10 billion in research and development to make EUV commercially viable, plans to produce around 130 DUV immersion machines by 2026 and increase capacity by 30% in 2027. Despite China accounting for 14% of ASML's net system sales of €6.6 billion ($7.5 billion), the DUV tools produced by China are seen as displacing revenue ASML has already lost due to export controls.

The Chinese-made DUV machines are expected to be delivered to leading local chipmakers, including Semiconductor Manufacturing International Corp (SMIC) and ChangXin Memory Technologies (CXMT), as part of China's broader strategy to enhance its semiconductor capabilities.5

Key Insight
“China accounted for 14% of ASML's net system sales of €6.6 billion ($7.5 billion), highlighting the significance of the Chinese market for ASML. Analysts noted that while ASML is unlikely to be heavily impacted, many questions remain about the viability of China's technology.”
CuriousCats studied:
1
CNBCCNBC
“a report emerged Monday that China has produced a key chipmaking tool, entering a market that has long been dominated by ASML.”
CNBC →
2
ReutersReuters
“China has begun mass producing domestically developed immersion deep-ultraviolet (DUV) lithography machines, ​a technology crucial to advanced chipmaking, a person familiar with the matter said, marking a key step forward in Beijing's drive to reduce its reliance ‌on foreign technologies.”
Reuters →
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