分化加剧，成交额缩减，可控核聚变跌幅居前

Market Overview - The Shanghai Composite Index rose by 0.1%, the Shenzhen Component Index increased by 0.15%, and the ChiNext Index gained 0.69% by midday [1] - Over 4000 stocks declined across both markets, with a total trading volume of 1.21 trillion [1] Sector Performance - The controllable nuclear fusion concept stocks collectively fell, with Zhongzhou Special Materials and Hezhuan Intelligent experiencing significant declines [3] - The small metals sector continued its weak performance, down 2.64%, with Shenghe Resources dropping by 7.04% and several other stocks, including Zhongtung High-tech and Huaxi Nonferrous, seeing declines over 6% [3] - The semiconductor sector showed strength, particularly in storage chips, with stocks like Xiangnong Xinchuan, Blue Arrow Electronics, and others hitting the daily limit or rising over 10% [3] - The pharmaceutical sector maintained its strong performance, with Guizhou Bailin and Luoxin Pharmaceutical both hitting the daily limit [3] - The port and shipping sector was active, with Haitong Development reaching the daily limit [3] News Impact - A significant drop in temperatures in northern regions is expected to increase downstream coal inventory demand as winter approaches [3] - The National Development and Reform Commission and other departments have issued a three-year action plan to double the service capacity of electric vehicle charging facilities [3] - Chinese scientists have successfully overcome key challenges in all-solid-state lithium batteries, leading to a breakthrough in battery performance, potentially exceeding the 1000 km range [3]