A股午评：沪指半日涨0.2% 军工装备板块集体爆发

Market Overview - The three major A-share indices showed mixed performance in the morning session, with the Shanghai Composite Index up by 0.2%, while the Shenzhen Component Index and the ChiNext Index fell by 0.28% and 0.49% respectively [1] - The total trading volume in the Shanghai and Shenzhen markets reached 932.3 billion yuan, a decrease of 75.7 billion yuan compared to the previous day [1] Sector Performance - The military equipment, precious metals, gaming, gas, and high-speed rail sectors saw significant gains, with military equipment stocks like Great Wall Military Industry and Construction Industrial hitting the daily limit [1] - Gas stocks were active, with Shengtong Energy reaching the daily limit [1] - Gold stocks experienced an upward trend, with companies such as Chifeng Jilong Gold and Western Gold collectively rising [1] - The gaming sector also performed well, led by companies like Giant Network and Shenzhou Taiyue [1] Declining Sectors - The innovative drug sector faced a collective downturn, with Aoxiang Pharmaceutical hitting the daily limit down, and Kexing Pharmaceutical dropping over 10% [1] - The photovoltaic and silicon energy sectors also performed poorly, with companies like Juhua Materials and Daqo New Energy experiencing varying degrees of decline [1]