Core Viewpoint - Longtu Photomask (688721.SH) has confirmed that multi-exposure technology theoretically supports advanced chip manufacturing processes, but the associated costs and technical difficulties are significant [1] Group 1: Technology and Production - The company has completed the production equipment layout for the 40nm process node and is actively advancing the sampling of 65nm products and the mass production of 90nm node products [1] - The term "40nm photomask" refers to the stable support it provides for downstream wafer fabs rather than the minimum physical linewidth of its own patterns [1] Group 2: Capacity and Market Development - The Zhuhai fundraising project is set to begin small-scale production in the second quarter of 2025, currently in a critical phase of capacity ramp-up and market expansion [1] - The company is focused on accelerating capacity utilization and deepening collaboration with customers [1]
龙图光罩(688721.SH)：目前已完成40nm工艺节点的生产设备布局