A股收评：缩量5167亿元！沪指一度跌破3800点，全市场超4500股下跌，军工股下挫

Market Performance - The major indices in the A-share market showed mixed results, with the Shanghai Composite Index falling by 1.16% to close at 3813 points, briefly dipping below 3800 points during the day [1] - The Shenzhen Component Index decreased by 0.65%, while the ChiNext Index increased by 0.95% [1] - The total trading volume for the day was 2.4 trillion yuan, a decrease of 516.7 billion yuan compared to the previous trading day [1] - Over 4500 stocks in the market experienced declines [1] Sector Performance - The aerospace and military sectors saw significant declines, with multiple stocks such as Huasheng Tiancheng and Zhongtian Rocket hitting the daily limit down [1] - The Beidou Navigation sector also fell, with Chengfei Integration hitting the daily limit down [1] - The securities sector experienced widespread losses, with Guosheng Jin控 dropping over 7% [1] - The small metals sector weakened, with Zhangyuan Tungsten hitting the daily limit down [1] - The satellite internet sector showed poor performance, with Xingwang Yuda hitting the daily limit down [1] - Other sectors such as drones, robotics, digital currency, and state-owned cloud concepts also recorded significant declines [1] - Conversely, the photovoltaic equipment sector rose against the trend, with Shangneng Electric and Tongrun Equipment hitting the daily limit up [1] - The gaming sector showed a fluctuating upward trend, with Giant Network increasing by over 9% [1] - A few sectors, including precious metals, recombinant proteins, and CRO, recorded gains [1] Sector Gains - Precious metals increased by 1.61% [2] - Electric power and grid sectors rose by 1.59% [2] - Pharmaceutical sector saw a gain of 0.549% [2] - Engineering machinery sector increased by 0.26% [2] Sector Losses - Communication equipment sector decreased by 0.20% [3] - Electronic components sector fell by 0.249% [4]