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Chip Toolmakers Cut Off China’s YMTC: No More 3D NAND

New export regulations that took effect Wednesday forced four major manufacturers of chip-making equipment to stop selling new tools and provide support services for tools installed at China-based Yangtze Memory Technologies Co. (YMTC). It offers. To sell new equipment to the YMTC and support existing machines, tool makers must obtain a technology export license from the Department of Commerce’s Bureau of Industry and Security (BIS).

US-based Applied Materials, KLA, and Lam Research have discontinued supplying YMTC with equipment for manufacturing 3D NAND memory with 128 layers or more. Latest Export Regulations (opens in new tab) It will impose new licensing requirements on semiconductor manufacturing equipment destined for China from Oct. 12. However, they will allow multinationals that make chips in China — Samsung and SK Hynix — to spend a year without a license with new equipment. Continue to supply tools. However, all export license applications to supply tools to the YMTC controlled by Tsinghua Unigroup are subject to review on the basis of denial. Tsinghua Unigroup is a government-controlled organization.

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