Shanghai Aishengna named as the maker of China’s first domestic immersion DUV chipmaking tools — first viable domestic 7nm-capable scanner to be completed by 20

Carl Zeiss SMT has been ASML’s sole projection optics supplier since 1983, and Zeiss SMT revenue grew from €1.2 billion in 2016 to €4.1 billion in 2024. It’s not currently known what, if any, Japanese tooling is inside t…