US tells ASML it's concerned one of its chipmaking tools may be in China: report (opens original article in a new tab)

The U.S. has raised concerns with ASML that one of its EUV chipmaking tools may be in China, but ASML denies shipping such machines or components there.

• U.S. Commerce Secretary Howard Lutnick expressed concerns to ASML about a potential EUV machine in China
• ASML denied shipping EUV machines or components to China, stating they are made in small quantities and require constant upkeep
• Reuters reported Chinese scientists developed an EUV machine prototype using former ASML engineers