市场震荡调整，创业板指半日跌近1%，军工、半导体板块逆势走强

Market Overview - The market experienced a downward adjustment with all three major indices declining, led by the ChiNext Index which fell by 0.96% [1] - As of the midday close, the Shanghai Composite Index decreased by 0.7% to 4105.04 points, while the Shenzhen Component Index dropped by 0.67% to 14187.44 points [2] - The trading volume significantly shrank, with a total turnover of 1.2 trillion yuan, down by 125.6 billion yuan compared to the previous trading day [1][6] Sector Performance - The military industry sector showed strong performance, with stocks like Yaxing Anchor Chain hitting the daily limit [2] - The semiconductor sector was active, with concepts related to photolithography and photolithography glue seeing rapid increases, and companies like Guofeng New Materials achieving notable gains [2] - The paper-making sector also demonstrated strength, with Wuzhou Special Paper reaching the daily limit [2] Declining Sectors - The port and shipping sector faced collective declines, with companies such as COSCO Shipping Energy and China Merchants Industry experiencing significant drops [3]