美联储如期宣布降息25个基点，科创半导体ETF（588170）强势上涨1.55%，有望实现六连阳

Group 1 - The core viewpoint of the articles highlights the positive impact of the Federal Reserve's interest rate cut on the Chinese economy and the semiconductor sector, suggesting a favorable environment for investment in these areas [1][2]. - The Shanghai Stock Exchange's Sci-Tech Innovation Board Semiconductor Materials and Equipment Index rose by 1.44%, with notable increases in constituent stocks such as Huahai Qingke (up 5.58%) and Xinyi Chang (up 4.34%) [1]. - The Sci-Tech Semiconductor ETF (588170) experienced a 1.55% increase, with a trading volume of 1.12 billion yuan and a weekly average trading volume of 4.51 billion yuan, indicating strong market interest [1]. Group 2 - The Federal Reserve's decision to lower the federal funds rate by 25 basis points to a target range of 3.50%-3.75% aligns with market expectations and is seen as a measure to support external demand and international financial markets [2]. - The Chinese government is expected to adopt a more proactive monetary policy, including potential further reductions in reserve requirements and interest rates, in response to the Fed's actions [2]. - The semiconductor equipment and materials sector is identified as a key area for domestic substitution, benefiting from low domestic replacement rates and high ceilings for domestic alternatives, driven by the AI revolution and ongoing technological advancements [2].