ASML China's Aishengna leads domestic DUV lithography push but still trails ASML ⠀ • Sources say Aishengna's immersion DUV lithography

ASML China's Aishengna leads domestic DUV lithography push but still trails ASML ⠀ • Sources say Aishengna's immersion DUV lithography machines remain well behind ASML in performance and manufacturing quality. • The Shanghai-based company's systems still require additional testing before commercial deployment.