Core Viewpoint - The company, Power Diamond (301071.SZ), has stated that its products are currently not used in lithography machines [1] Group 1 - The company confirmed through an investor interaction platform that its products are not utilized in the lithography machine sector [1]

Group 1 - The core point of the article is that the company's products are currently not used in lithography machines [1] Group 2 - The company, Power Diamond (301071.SZ), communicated this information through an investor interaction platform [1]