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Qingyi Photomask Successfully Delivers 55nm Phase-Shifting Mask Products
1 day ago /
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Author：小编
On September 28, Qingyi Photomask (688138.SH) made an announcement stating that its independently developed 55nm PSM (Phase-Shifting Mask) had successfully undergone specification verification, order processing, and product shipment. The product has now officially entered the client certification phase, representing a notable milestone in the company's research and development endeavors within the high-end semiconductor photomask sector.
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