沪指创近4年新高，AI服务器、光模块、PCB板块暴涨！美元降息大周期下，哪些赛道有机会？

Market Overview - The Shanghai Composite Index broke through the high point from October 8 last year, reaching a nearly four-year high with a closing price of 3683.46 points, up 0.48% [1] - The total trading volume in the Shanghai and Shenzhen markets was 2.15 trillion yuan, an increase of 269.4 billion yuan compared to the previous trading day, marking a return to above 2 trillion yuan after 114 trading days [1] Economic Indicators - The U.S. Labor Statistics Bureau reported that the July CPI data indicated relatively mild inflation pressures, alleviating concerns about a sharp rise in inflation due to tariffs [1] - The market perceives that despite a slight rebound in core inflation, the overall mild CPI data has removed a significant obstacle for the Federal Reserve to lower interest rates [1] - Traders have significantly increased their expectations for a rate cut by the Federal Reserve in September, with the probability now at 95% [1] Commodity Market - Following the news, the U.S. dollar index fell, leading to an increase in futures prices for metals such as copper, aluminum, zinc, gold, and silver on the Shanghai Futures Exchange [2] Futures Trading Competition - The "Economic Grain Cup - National Futures Simulation Championship" has attracted participants who are bullish on non-ferrous metal futures, with the competition ongoing and offering cash rewards for positive returns [3][4] - The competition features a simulated trading environment with a starting capital of 1 million yuan, allowing participants to practice trading without financial risk [3][4] - Participants can benefit from various educational resources, including trading teaching sessions and market analysis, enhancing their trading skills [4][6] Investment Insights - Experts in the competition suggest that the current downtrend of the U.S. dollar index is favorable for stimulating the prices of precious and non-ferrous metals [4] - There is a belief among participants that the Shanghai Composite Index may face resistance around the 3700 and 4000 points, with a potential bull market if it breaks through the 4000-point barrier [8][10] - The artificial intelligence sector is identified as a significant investment theme, with opportunities in related sub-sectors that are still undervalued [10]