每日收评市场热点高低切轮动，化工股逆势爆发，商业航天概念再遭重创

Core Viewpoint - The market experienced a collective decline with all three major indices falling, while the chemical sector showed significant strength, indicating potential investment opportunities in specific sectors despite overall market weakness [1][2]. Sector Summaries Chemical Sector - The chemical sector saw a broad rally, with multiple stocks hitting the daily limit up, driven by a notable price increase in key chemical products such as epoxy propylene, which rose by 7.9% week-on-week [2][6]. - Analysts from Huatai Securities suggest that the chemical industry is at a turning point in both capacity and inventory cycles, with expectations of an upward trend as domestic and international demand recovers by 2026 [2][3]. - The recent price increases have attracted significant capital inflow into the sector, indicating potential for continued activity, although short-term volatility may increase due to this influx [2][3]. Precious Metals - Precious metals, particularly gold and silver, continued to strengthen, with spot gold surpassing $4,700 per ounce, marking a new historical high [2][3]. - The rise in gold prices is attributed to increased risk aversion in the market and concerns regarding the independence of the Federal Reserve, leading to a strong interest in commodities as a hedge against currency risk [3][6]. Real Estate Sector - The real estate sector showed active performance, with several stocks reaching their daily limit up, supported by a government announcement extending tax incentives for home purchases until the end of 2027 [3][6]. - Analysts believe that the recent policy measures will help reduce housing costs for residents and lower investment thresholds for commercial properties, although caution is advised regarding the interaction between policy and market fundamentals [3][6]. Commercial Aerospace - The commercial aerospace sector continued to face weakness, with several stocks experiencing significant declines, indicating a loss of market confidence [5][6]. - Despite the overall downturn, some individual stocks within the sector showed resilience, suggesting potential for selective investment opportunities [5][6]. Electric Grid Equipment - The electric grid equipment sector maintained its strength, with several stocks achieving multiple consecutive gains, although caution is warranted due to potential profit-taking at high levels [5][6].