A股收评：沪指窄幅震荡微涨，有色金属、化工等板块频繁轮动

Market Overview - The three major A-share indices showed mixed results, with the Shanghai Composite Index up by 0.04%, the Shenzhen Component down by 0.19%, and the ChiNext Index down by 0.45% [1] - The total market turnover was 11,772 billion, a decrease of 1,398 billion compared to the previous day [1] - Over 2,600 stocks in the market experienced gains [1] Sector Performance - The sectors that performed well included non-ferrous metals, civil explosives, agricultural chemical products, and Hainan Free Trade Zone, while sectors such as military equipment restructuring, beauty, and IP economy saw declines [1] - The non-ferrous metals sector led the gains, with stocks like Shengda Resources, Baiyin Nonferrous Metals, and Hunan Baiyin hitting the daily limit [1] - The agricultural chemical products sector was active, with stocks like Meibang Co., Sulihua Co., and Changqing Co. also reaching the daily limit [1] - Innovative drug concept stocks saw a rebound in the afternoon, with XinNuoWei and HaiChen Pharmaceutical hitting the daily limit, while Changshan Pharmaceutical reached a historical high [1] - Military equipment restructuring concept stocks weakened, with Hunan Tianyan dropping over 7% at the close [1] - New consumption sectors, including beauty care and pet economy, collectively adjusted, with stocks like Haoyue Care, Guangbo Co., and Zhongchong Co. leading the declines [1] Commodity Insights - The price of silver surged significantly, reaching over $36 per ounce for the first time since February 2012, driven by concerns over potential U.S. tariffs on key metals [13] - The price of the herbicide Acetochlor in China increased from 68,000 yuan per ton at the beginning of 2024 to 120,000 yuan per ton by May 25, 2025, marking a 76% increase [14] Notable Stocks - Co-Creation Lawn achieved a five-day limit increase [5] - Jinshi Technology and Filinger both achieved a four-day limit increase [6] - Zhongjia Bochuang, Zhongdian Xinlong, Yiming Pharmaceutical, and Huamai Technology achieved a three-day limit increase [7] - Zhongrun Resources, Xiamen Xinda, and Xinlian Electronics achieved a two-day limit increase [8] Emerging Trends - The "Belt and Road" initiative saw nine stocks hitting the daily limit, with six stocks achieving consecutive limit increases [9] - The "Western Development" sector had ten stocks hitting the daily limit, with four stocks achieving consecutive limit increases [12] - The "Data Center" sector also had nine stocks hitting the daily limit, with five stocks achieving consecutive limit increases [12]