美迪凯(688079.SH)：已完成光刻用掩膜版衬底生产工艺的开发

Core Viewpoint - Medike (688079.SH) has completed the development of the production process for photomask substrates and has begun gradual sample delivery [1] Group 1: Company Developments - The company has developed a key material, photomask, which is essential for transferring circuit patterns onto wafers [1] - The quality of the photomask directly impacts the precision and yield of the photolithography process [1]