A股收评：沪指4000点得而复失！三大指数集体下跌，黄金、风电设备板块跌幅居前

Market Overview - The A-share major indices experienced fluctuations in the morning and collectively declined in the afternoon, with the Shanghai Composite Index losing the 4000-point mark, closing at 3988 points, down 0.22% [1] - The Shenzhen Component Index fell by 0.44%, while the ChiNext Index decreased by 0.15%, and the North Star 50 Index dropped by 1.2% [1] - The total market turnover was 2.17 trillion yuan, a decrease of 191.3 billion yuan compared to the previous trading day, with over 2900 stocks declining [1] Sector Performance - The shipbuilding sector saw gains, with Jianglong Shipbuilding hitting the daily limit up [1] - The Fujian sector surged following a favorable article on cross-strait relations, with multiple stocks like Helitai and Haixia Innovation reaching the daily limit up [1] - The shipping and port sector also rose, with Haitong Development hitting the daily limit up [1] - Other sectors with notable gains included superconducting concepts, automotive services, fluorine chemicals, and PCB [1] Declining Sectors - The spot gold price fell below 3950 USD, leading to declines in the gold and precious metals sector, with Chifeng Jilong Gold leading the losses [1] - The wind power equipment sector saw significant declines, with Daikin Heavy Industries dropping over 8% [1] - The cultivated diamond sector weakened, with Huifeng Diamond falling nearly 6% [1] - Other sectors with notable declines included non-ferrous metals, beauty care, steel, and combustible ice [1] Top Gainers and Fund Inflows - The top gainers included sectors such as forestry (+2.08%), highways (+1.53%), and aerospace military (+1.16%) [2] - The port and airport sectors also showed positive net fund inflows, with increases of +0.89% and +0.82% respectively [2]