每日解盘：三大指数集体收涨，沪指重返3900点，消费电子、有色金属方向爆发-12月1日

Market Overview - The three major indices collectively rose on December 1, 2025, with the Shanghai Composite Index increasing by 0.65% to close at 3914.01 points, the Shenzhen Component Index rising by 1.25% to 13146.72 points, and the ChiNext Index up by 1.31% to 3092.50 points [1] - The total trading volume in the two markets reached 187.38 billion yuan, an increase of approximately 28.82 billion yuan compared to the previous trading day [1] Index Performance - The ChiNext Index rose by 1.3% today, with a 5-day increase of 5.6%, a 30-day increase of 3.3%, and a year-to-date increase of 44.4% [2] - The Shenzhen Component Index also increased by 1.3%, with a year-to-date increase of 26.2% [2] - The Shanghai Composite Index rose by 0.7%, with a year-to-date increase of 16.8% [2] Sector Performance - The non-ferrous metals, communication, and electronics sectors saw gains, while the agriculture, forestry, animal husbandry, fishery, environmental protection, and real estate sectors experienced declines [3][4] - The non-ferrous metals sector rose by 2.9%, with a year-to-date increase of 76.2% [4][6] Concept Themes - The smart speaker, AI mobile phone, and zinc metal sectors saw significant increases, while the horse racing concept, DRG/DIP, and digital watermark sectors experienced declines [5] - The smart speaker sector rose by 3.7%, with a year-to-date increase of 29.2% [5] Notable Industry Insights - The silver price reached a historical high, with a year-to-date increase exceeding 90%, significantly outperforming gold [7] - The recent market expectations for a Federal Reserve rate cut have provided strong support for the silver and precious metals market [7]