艾森股份：KrF光刻胶下一步将在头部晶圆厂上线测试

Core Viewpoint - The company Eisen Co., Ltd. (688720.SH) has released an investor relations activity record indicating that its KrF photoresist AR has a high aspect ratio (>13), primarily used in high aspect ratio structures such as CIS isolation and corresponding structures in memory chips. The next step involves testing at leading wafer fabs [1]. Group 1 - The KrF photoresist AR has an aspect ratio greater than 13 [1] - The primary applications include CIS isolation and structures in memory chips [1] - Upcoming tests will be conducted at leading wafer fabs [1]