（原标题：A股午评：沪指跌0.43%，超2300股上涨，锂矿、军工装备板块领涨） A股三大指数早盘集体调整，截至午间收盘，沪指跌0.43%报3973.31点，深成指跌0.35%，创业板指跌 0.8%，北证50指数涨0.57%。沪深京三市半日成交额12782亿元，较上日放量314亿元，全市场超2300只 个股上涨。盘面上，锂矿、军工装备、海南及福建板块逆势上涨，黄金、光伏设备、医药板块跌幅居 前。 ...

Market Overview - The three major A-share indices collectively rose on September 1, with the Shanghai Composite Index up 0.12%, the Shenzhen Component Index up 0.11%, and the ChiNext Index up 0.55% [2] - The Northbound 50 Index, however, fell by 0.76% [2] - The total trading volume in the Shanghai and Shenzhen markets reached 18,465 billion yuan, a decrease of 287 billion yuan compared to the previous day [2] Sector Performance - Over 3,100 stocks in the market experienced gains [2] - The sectors with the highest gains included precious metals, innovative pharmaceuticals, film and theater, tourism and hotels, and storage chips [2] - Conversely, the sectors that saw the largest declines were insurance, military equipment, securities, and airport and shipping [2] Notable Stocks - International gold prices surpassed 3,480 USD, leading to a collective surge in the gold and non-ferrous metal sectors, with stocks like Western Gold, Hunan Silver, and Shengda Resources hitting the daily limit [2] - Innovative pharmaceutical stocks showed strong performance, with Maiwei Biological, Baihua Pharmaceutical, and Changchun High-tech all reaching the daily limit [2] - The film and theater sector was active, with Wento Holdings hitting the daily limit [2] - The semiconductor sector continued its strong performance, with stocks like Liyang Chip and Yuanjie Technology hitting the daily limit, while Huahong Technology rebounded over 10% after resuming trading [2] Adjustments in Other Sectors - The satellite navigation and military equipment sectors mostly adjusted downwards, with China Satellite, China Satcom, and Aerospace Hongtu experiencing significant declines [2] - The insurance sector also faced adjustments, with stocks like New China Life, Ping An Insurance, and China Pacific Insurance all declining [2]