半导体设备ETF（159516）近20日资金净流入近100亿元，资金积极布局，“存储扩产+先进制程扩产”持续催化

Group 1 - The core viewpoint of the article highlights a significant increase in the supply price of NAND flash memory by Samsung Electronics, which is expected to rise by over 100% in the first quarter of this year, indicating a severe supply-demand imbalance in the semiconductor market [1] - The semiconductor equipment ETF (159516) has seen a net inflow of nearly 10 billion yuan in the past 20 days, reflecting active capital allocation driven by "storage expansion + advanced process expansion" [1] - Relevant institutions indicate that the semiconductor equipment sector continues to have a clear growth narrative driven by global AI demand, distinguishing it from previous cycles of recovery or domestic substitution [1] Group 2 - The semiconductor equipment ETF (159516) tracks the semiconductor materials and equipment index (931743), focusing on the materials and equipment segments of the semiconductor industry chain [1] - The index primarily covers various material suppliers and equipment manufacturers required in the semiconductor manufacturing process, reflecting the overall performance of publicly listed companies in the upstream semiconductor sector [1] - The current narrative surrounding semiconductor equipment is fundamentally linked to the need for advanced process expansion and storage expansion driven by AI computing power, positioning it as a critical element in overcoming capacity bottlenecks [1]