冠石科技：预计2028年实现28nm光掩膜版的量产

Group 1 - The core viewpoint of the article is that Guanshi Technology (605588) is in the process of constructing a photomask manufacturing project, with significant production milestones set for the future [1] - The company expects to achieve mass production of 45nm photomasks by 2025 and 28nm photomasks by 2028 [1] - Once fully operational, the annual production capacity is projected to exceed 12,500 semiconductor photomasks [1]