美联储暂缓降息，科创半导体ETF、半导体设备ETF华夏回调，存储基本面仍扎实

Group 1 - The core viewpoint of the articles highlights the impact of the Federal Reserve's interest rate decisions on the semiconductor industry, indicating that high rates lead to cautious capital expenditure among companies, while lower rates stimulate investment in technology and equipment [2][3] - The semiconductor sector is experiencing a mixed performance, with some stocks rising while others fall, but the trend of domestic substitution remains a key trading logic in the market [1] - Historical data shows that during past interest rate cuts, global semiconductor sales have significantly increased, suggesting a strong correlation between monetary policy and semiconductor demand [3] Group 2 - The fundamentals of the memory chip market remain solid, with companies like SK Hynix and Samsung reporting record revenues and profits in the fourth quarter, indicating robust performance in the sector [4][5] - Several companies in the semiconductor supply chain are expected to achieve substantial profit growth in 2025, with projections indicating increases in net profits ranging from approximately 28.74% to over 520% for various firms [6] - For investors, a strategy of index-based investment in semiconductor ETFs is recommended to mitigate risks associated with individual stocks, with several ETFs available that cover the entire semiconductor industry chain [7]