A股午评：三大指数集体下跌，沪指跌0.63%深成指跌0.62%，创业板指跌1.49%北证50涨3.43%，影视传媒、创新药板块领涨！超3800股上涨，成交15792亿放量200亿

Core Viewpoint - The A-share market experienced a collective decline in the three major indices during the morning session, with the Shanghai Composite Index down by 0.63% to 3961.62 points, the Shenzhen Component Index down by 0.62%, and the ChiNext Index down by 1.49% [1] Market Performance - The total trading volume in the Shanghai and Shenzhen markets reached 15,792 billion yuan, an increase of 200 billion yuan compared to the previous day [1] - Over 3,800 stocks in the market saw an increase in their prices [1] Sector Performance - The leading sectors included film and television, cultural media, innovative pharmaceuticals, and battery industries [1] - The sectors that experienced the largest declines were cultivated diamonds, semiconductors, and rare earth permanent magnets [1]