午评：沪指震荡微涨，电力、钢铁等板块拉升，脑机接口概念活跃

Core Viewpoint - The A-share market is experiencing a slow bull trend, with various sectors showing mixed performance amid external and internal challenges, but overall economic stability and potential for improved corporate earnings are noted [1]. Market Performance - The three major stock indices showed fluctuations with the Shanghai Composite Index slightly up by 0.07% to 3642.1 points, Shenzhen Component Index up by 0.14%, and ChiNext Index up by 0.21%. However, the Sci-Tech Innovation 50 Index fell by 0.79% [1]. - Over 2900 stocks were in the red, indicating a broad market weakness [1]. - Total trading volume across the Shanghai, Shenzhen, and North markets reached 1.0934 trillion yuan [1]. Sector Analysis - Weak sectors included semiconductors, media, food and beverage, and coal, while healthcare, engineering machinery, gas, electricity, and steel sectors showed strength [1]. - Active concepts included hydropower, brain-computer interfaces, and assisted reproduction [1]. Economic Outlook - According to Founder Securities, the A-share market is expected to maintain a slow bull trend despite increasing external shocks and internal challenges [1]. - The overall economic operation remains stable, with steady growth across various industries [1]. - Corporate earnings are at the tail end of a downward cycle, with policies aimed at reducing competition expected to improve profitability in the future [1]. Market Liquidity and Risk Appetite - Current market liquidity is described as ample and loose, with a significant improvement in risk appetite, which is likely to support further upward movement in A-shares [1]. - Mid-term focus should be on sectors showing recovery from the bottom of the earnings cycle, particularly TMT (Technology, Media, and Telecommunications), cyclical sectors, and strong consumer characteristics [1]. - Short-term attention is recommended for brokerage sectors that may benefit from index rises and increased trading volume [1].