A股开盘三大指数涨跌不一，沪指高开0.08%，创业板指低开0.11%！有色金属板块普遍高开，部分军工股继续调整

Core Viewpoint - The A-share market opened with mixed performance among the three major indices, indicating a cautious sentiment among investors [1] Group 1: Market Performance - The Shanghai Composite Index opened up by 0.08%, reaching 3867.2 points [1] - The Shenzhen Component Index opened down by 0.03% [1] - The ChiNext Index opened down by 0.11% [1] Group 2: Sector Performance - The non-ferrous metals sector generally opened higher, suggesting positive investor sentiment in this area [1] - Some military industry stocks continued to adjust, indicating potential volatility or profit-taking in this sector [1]