午评：沪指半日低开高走涨0.2% 军工板块集体爆发

Market Overview - The Shanghai Composite Index opened lower but rose by 0.20% during the morning session, while the Shenzhen Component Index and the ChiNext Index fell by 0.28% and 0.49% respectively [1][2] - The total trading volume in the Shanghai and Shenzhen markets reached 920.8 billion, a decrease of 74.1 billion compared to the previous trading day [1] Sector Performance - The military industry sector experienced a collective surge, with stocks like Aileda hitting the daily limit and Changcheng Military Industry reaching a historical high [1] - The AI intelligent agent concept also saw renewed activity, with stocks such as Huashengchang hitting the daily limit [1] - Other strong sectors included robotics and reducer concepts, with Zhongma Transmission hitting the daily limit [1] - Conversely, the consumer goods sector underwent adjustments, with Dalian Friendship hitting the daily limit down [1] Stock Performance - Over 2,700 stocks in the market rose, indicating a generally positive sentiment despite some declines in specific sectors [1] - The limit-up performance rate was recorded at 64%, with 32 stocks hitting the limit and 18 stocks touching the limit down [5] - The high opening rate was noted at 78%, with a profit rate of 60% [5]