闻泰科技半导体业务稳健增长，科创半导体ETF（588170）跌幅3.47%

Group 1 - The Shanghai Stock Exchange's Sci-Tech Innovation Board semiconductor materials and equipment index decreased by 3.27% as of November 3, 2025, with mixed performance among constituent stocks [1] - New Yichang led the gains with a 6.00% increase, while Shen Gong fell by 7.01%, indicating volatility in the semiconductor sector [1] - The Sci-Tech Semiconductor ETF (588170) experienced a decline of 3.47%, with a latest price of 1.36 yuan, and a trading volume of 2.21 billion yuan [1] Group 2 - Galaxy Securities highlighted the emphasis on supply chain security and self-sufficiency, accelerating the validation process for domestic materials [2] - High-end products such as KrF/ArF photoresists and CMP polishing liquids are identified as key areas for breakthroughs, driven by the expansion of HBM and advanced logic chip production capacity [2] - The semiconductor materials ETF (562590) focuses on upstream semiconductor equipment and materials, benefiting from the low domestic replacement rate and high ceiling for domestic substitution [2]