Chinese memory makers have reportedly stocked up on enough western DUV machines for the next three years of expansion
Chinese memory manufacturers CXMT and YMTC have reportedly accumulated a significant stockpile of DUV (Deep Ultraviolet) lithography machines from Dutch company ASML. According to sources cited by the Financial Times, this cache of equipment is sufficient to support the companies’ semiconductor expansion plans for the next three years.
Despite escalating US restrictions on advanced semiconductor technology exports to China, the country continues to source critical manufacturing equipment from Western companies. ASML’s DUV machines are essential for producing advanced memory chips, and the stockpile represents a strategic effort by Chinese chipmakers to circumvent potential future export controls. The acquisition reflects China’s broader strategy to build domestic semiconductor capabilities amid ongoing technological competition with Western nations.
This development highlights the complex interdependencies in the global semiconductor supply chain. While geopolitical tensions have driven efforts to reduce reliance on Western technology, China’s continued access to ASML equipment demonstrates the practical difficulties in enforcing comprehensive technology restrictions. The stockpiling strategy allows Chinese manufacturers to maintain momentum in chip production while regulatory and trade barriers tighten around more advanced technologies, particularly those used in AI and computing applications.